Globe and MailBelow is a timeline of the spill and its impact:ReutersApril 20, 2010 - Explosion and fire on Transocean Ltd's drilling rig Deepwater Horizon licensed to BP; 11 workers are killed. The rig was drilling in BP's Macondo project 42 miles southeast of Venice, Louisiana, beneath about 5000 feet of water and ...Obama: Nation must avoid oil spill repeatLos Angeles TimesObama seeks 'full and vigorous accounting' of Gulf Coast oil spillUSA TodayObama Pledges Tough Inquiry Into Oil SpillNew York TimesThe Associated Press -CNN -BusinessWeekall 10,511 news articles »