(VIDEO-AT-LINK)NEW YORK (PIX11) – Investigators found video on a cellphone used by Ismaayil Brinsley, the executioner of two New York City police officers, indicating Brinsley attended an anti-NYPD protest in Union Square Park weeks before he assassinated the officers as they sat in their patrol car in Brooklyn, NYPD Chief of Detectives Robert Boyce revealed Monday. This latest detail emerged as the NYPD announced one of the slain officers — 40-year-old Rafael Ramos — would be laid to rest Saturday. “We recovered his cellphone in Baltimore,” Boyce said of Brinsley, at a press conference attended by Mayor Bill de Blasio...