BUFFALO, N.Y. (WIVB) -- A Niagara Falls man was sentenced Monday to 25 years in state prison after pleading guilty to multiple charges, including first-degree manslaughter, the Niagara County District Attorney's Office announced. According to officials, 24-year-old Rohmelo Lewis killed Cortez Galmore during a robbery on May 3, 2022. Galmore had recently relocated to Niagara Falls. Two other people involved in a string of robberies previously entered guilty pleas and were sentenced for their roles. 21-year-old Isaiah Christian was sentenced to 20 years after pleading guilty to first-degree manslaughter and first-degree robbery. 20-year-old Shawn Bomberry was sentenced to two years for second-degree attempted robbery. He was not involved in the incident resulting in Galmore's death, officials said. Lewis pleaded guilty to first-degree manslaughter, first-degree robbery and second-degree criminal possession of a weapon. Latest Local News Bills fan told to cover up Donald Trump shirt during Bills game 5 people, including 4 teenagers, arrested in connection with stealing vehicle, fleeing Niagara Falls man sentenced to 25 years for manslaughter Section VI girls soccer champions: Lancaster, Clarence, Lew-Port, Falconer, Frewsburg, Ellicottville Buffalo man admits to making purchases on illicit online marketplace Kayleigh Hunter-Gasperini joined the News 4 team in 2024 as a Digital Video Producer. She is a graduate of Chatham University.