United States July 23, 2018 6:21 pm William Gross Named Next Boston Police Commissioner Boston Police Superintendent-in-Chief William Gross has been tabbed as the department’s next commissioner following the retirement of William Evans. US & World Videos 4:09 Budgets, staffing, and social media can all impact violence in schools, administrators say 2:35 Sumner Tunnel closed for weekend 2:16 Bruins fans disheartened by season-ending loss 20:21 Karen Read trial: Jen McCabe testifies ‘hos long' search was made after John O'Keefe was found 3:17 Featuring ‘age-friendly' employers