August 11, 2017 5:40 pm Sec. Tillerson: US Holds Cuba Responsible for Acoustic Attack Probe Secretary of State Rex Tillerson said the White House holds Cuba responsible for finding out who carried out the accoustic attack on American personnel in Havana. US & World Videos 2:43 ‘On the Dot' to redevelop stretch of Dorchester Avenue 1:49 Finalists in math competition hope their model helps ease housing crisis 14:31 @Issue extra: Seth Moulton on pro-Palestinian protests, TikTok and more 2:31 Celtics preparing for pivotal Game 3 against Heat in Miami 1:17 Patriots player visits Franciscan Children's Hospital