A man rushed at the Buffalo grocery store mass shooter in court on Wednesday during an emotional sentencing hearing for the anti-Black racist attack last year. Buffalo shooting victims: 'Hero' guard and a teacher who was a 'pillar of the community' are among 10 killed The intense moment came during an emotional sentencing hearing for Gendron, the 19-year-old White man who pleaded guilty in November to one count of domestic act of terrorism motivated by hate, 10 counts of first-degree murder, three counts of attempted murder and a weapons possession charge for the mass shooting at Tops Friendly Markets on May 14, 2022. The security measures included enhanced video monitoring systems, an emergency evacuation audio/visual alarm system, the installation of additional emergency exits and increased professional security both inside and outside the store