KALETE JOHNSON v. UNITED STATES

THOMPSON, Associate Judge:

A jury convicted appellant Kalete Johnson of conspiracy to rob, see D.C.Code § 22-1805a (2012 Repl.), acquitting him of several other charges. 1 Appellant contends that the trial court abused its discretion (1) in replacing a juror with an alternate, and (2) in admitting lay witness testimony about the witness’s understanding of certain words he heard appellant speak. We disagree and therefore affirm.

I

At appellant’s trial, the government presented evidence that on December 29, 2012, appellant, accompanied by two friends, Aquil Carrington and Leonard Taylor, conspired…