United States v. Marcus Walker

CourtCourt of Appeals for the Third Circuit
DecidedJune 5, 2019
Docket15-4062
StatusUnpublished

This text of United States v. Marcus Walker (United States v. Marcus Walker) is published on Counsel Stack Legal Research, covering Court of Appeals for the Third Circuit primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook
United States v. Marcus Walker, (3d Cir. 2019).

Opinion

NOT PRECEDENTIAL

UNITED STATES COURT OF APPEALS FOR THE THIRD CIRCUIT ________________

15-4062 ________________

UNITED STATES OF AMERICA

v.

MARCUS WALKER, Appellant ______________

On Appeal from the District Court for the Eastern District of Pennsylvania (E.D. Pa. 2-13-cr-00391-002) Honorable Legrome D. Davis, U.S. District Judge ________________

Submitted Under Third Circuit L.A.R. 34.1(a) January 23, 2018

Before: JORDAN, KRAUSE, and ROTH, Circuit Judges

(Opinion filed: June 5, 2019)

________________

OPINION* ________________

* This disposition is not an opinion of the full Court and pursuant to I.O.P. 5.7 does not constitute binding precedent. KRAUSE, Circuit Judge.

Appellant Marcus Walker challenges his convictions for conspiracy to commit

Hobbs Act robbery in violation of 18 U.S.C. § 1951(a), attempted Hobbs Act robbery in

violation of 18 U.S.C. §§ 1951(a) and 2, and using and carrying a firearm during and in

relation to a crime of violence in violation of 18 U.S.C. §§ 924(c) and 2. For the reasons

stated below, we will affirm.

I. Background

This case stems from a robbery in which Walker acted as the lookout. While

Walker waited in a car, two of his accomplices robbed a house, one holding a boy at

gunpoint. All of Walker’s codefendants pleaded guilty to various counts, and Walker

alone went to trial.

At trial, the Government presented testimony from three cooperators who were

involved in or knew about the robbery and from Agent Patrick Henning, the lead

investigator on the case. In addition to testifying about proffer sessions he had with two

cooperating witnesses, Agent Henning spoke at length about cell phone records and cell

site location information (CSLI) associated with cell phones from the investigation.1

With respect to the cell phone records, Agent Henning testified that an analyst

extracted data from cell phones seized from two of the cooperators, which yielded contact

lists, call records, and text messages. In addition, the Government obtained through

1 CSLI identifies the cell towers to which a cell phone connects at certain times, thereby allowing the Government to determine the cell phone’s approximate location at the time of connection. See Carpenter v. United States, 138 S. Ct. 2206, 2211–12 (2018). 1 subpoena “call detail records” from the phone companies for those same phones, which

included “pages and pages of phone records that list, with timestamps, calls that are made

in sequential order,” as well as subscriber information. App. 686. From this information,

Agent Henning and an analyst organized certain data into slides depicting phone contacts

that the codefendants made to one another during the relevant time frame.

As for the CSLI, Agent Henning created a series of maps that identified “points of

interest” in the case, such as the location of the robbery target and the latitude and

longitude of the cell towers to which Walker’s cell phone had connected at pertinent

times over thirteen days and to which a codefendant’s cell phone had connected at

pertinent times over two days. When asked how CSLI worked, Agent Henning

responded that he was not an expert in the technology but began to explain what he did

know. Defense counsel objected on the ground that Agent Henning was not an expert

witness. 2 After some back and forth at side bar, the parties agreed that “just transposing

[onto a map] the latitude and longitude” of a cell phone tower to which a phone had

connected—information provided by the phone companies—did not require expert

analysis, and the Court allowed Agent Henning to proceed. App. 710–11. Agent

Henning then explained how the CSLI placed Walker and an accomplice in locations that

were consistent with other information about the robbery.

2 Notably, defense counsel did not object when Agent Henning explained, only moments before, that “[t]his data is cell tower locations, it’s where the phones that the men in this robbery were using, where these phones were communicating, which towers they were communicating with at certain parts—certain parts of certain days.” App. 706. 2 The jury convicted Walker on all counts but, in connection with the Section 924(c)

charge, found him guilty of only using and carrying a firearm, not brandishing it. The

District Court sentenced him to 72 months’ imprisonment on the robbery counts and a

consecutive term of 60 months on the Section 924(c) count. This appeal followed.

II. Discussion3

On appeal, Walker argues that the District Court committed reversible error by:

(1) admitting the CSLI into evidence in violation of Carpenter v. United States, 138 S.

Ct. 2206 (2018); (2) allowing Agent Henning to testify about the phone records and CSLI

and improperly “vouch” for the credibility of the cooperating witnesses in doing so; and

(3) permitting Walker’s Section 924(c) conviction to stand. Because Walker did not raise

these objections before the District Court, we review only for plain error.4 See United

States v. DeMuro, 677 F.3d 550, 557 (3d Cir. 2012). We find none.

A. Admissibility of the CSLI

Walker first argues that, under Carpenter v. United States, the District Court

plainly erred when it allowed the Government to introduce CSLI that it had obtained

without a warrant in violation of his Fourth Amendment rights. Although it is true that

3 The District Court had jurisdiction pursuant to 18 U.S.C. § 3231, and we have jurisdiction pursuant to 28 U.S.C. § 1291. 4 Plain error exists when “(1) an error was committed (2) that was plain, and (3) that affected the defendant’s substantial rights.” United States v. Lopez, 650 F.3d 952, 959 (3d Cir. 2011) (citation omitted). Even upon finding a plain error, an appellate court has discretion whether to grant relief but should correct the error if it “seriously affect[s] the fairness, integrity or public reputation of judicial proceedings.” United States v. Olano, 507 U.S. 725, 736 (1993) (citation omitted). 3 law enforcement must generally secure a search warrant based on probable cause to

obtain CSLI, see Carpenter, 138 S. Ct. at 2221, Walker’s argument is foreclosed by our

recent decision in United States v. Goldstein, which held that the exclusionary rule does

not apply where the government “had an objectively reasonable good faith belief that its

conduct was legal when it acquired [the] CSLI.” 914 F.3d 200, 202 (3d Cir. 2019). As in

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