Video: Man lunges at Buffalo mass shooter during sentencing

Warning: Video contains explicit language, viewer discretion is advised.BUFFALO, N.Y. (WIVB) — A person lunged at Tops mass shooter Payton Gendron during victim impact statements while he was being sentenced on state charges.While Katherine Massey's sister Barbara Mapps was speaking, a man came in behind her and ran at Gendron. Mapps was giving an emotional statement, yelling and using explicit language toward Gendron while talking about her sister, who was one of 10 people killed during t