Boston August 28, 2019 8:15 pm Pigs on the Loose After Escaping From Vermont Farm US & World Videos 2:35 Sumner Tunnel closed for weekend 20:21 Karen Read trial: Jen McCabe testifies ‘hos long' search was made after John O'Keefe was found 2:07 Same-sex marriage: Cambridge marks 20 years since the first in Mass. 1:59 Highly anticipated witness in Karen Read trial to take stand 4:04 Student violence impacts schools across Mass.