Airbus says it plans to open a $600 million assembly plant in Mobile, Alabama, USA.
Canadian airplane manufacturer Bombardier sells its remaining stake in the A220 model, previously called the C-Series, to France's Airbus, effectively closing its commercial aviation line of business.
SpaceX launches a Falcon 9 Full Thrust rocket at Cape Canaveral, Florida, to supersynchronous orbit an Airbus-built communications satellite SES-11 for Luxembourg-based SES, and EchoStar 105 for U.S.-headquartered EchoStar. It's the third time when a Falcon 9 first stage is re-used.
Two tornadoes hit Tuscaloosa County in the US state of Alabama causing extensive damage, with the main strongest wedge tornado crossing over the state of Alabama and affecting the Gadsden Metropolitan Area. [http:--blog.al.com-spotnews-2011-04-ema_reports_people_trapped_in.html ("Birmingham News")]Extreme storms in Alabama cause the temporary closure of three Tennessee Valley Authority nuclear reactors and knocking out eleven high-voltage power lines. [https:--www.reuters.com-article-2011-04-27-us-utilities-tva-storms-idUSTRE73Q98920110427?feedType=RSS&feedName=domesticNews&dlvrit=60573 (Reuters)]The Downtown Tuscaloosa tornado passes over the University of Alabama campus close to the Bryant-Denny Stadium.[http:--www.timesdaily.com-article-20110427-NEWS-110429812?Title=Witness-South-part-of-Phil-Campbell-is-just-gone-12-confirmed-dead-or-missing (Times Daily)] [http:--www.thestate.com-2011-04-27-1795745-forecasters-say-severe-storms.html (The State)]date=August 2019 [https:--web.archive.org-web-20110502070856-http:--www.waff.com-story-14527806-very-large-tornado-on-ground-in-tuscaloosa ("WAFF")]At least 54 people have died in the storms of Tuesday and Wednesday with 40 people dead in Alabama, five in Mississippi and one in Arkansas. [http:--blog.al.com-montgomery-2011-04-ema_6_confirmed_dead_as_a_resu.html ("Montgomery News")] [https:--www.bbc.co.uk-news-world-us-canada-13217726 (BBC)] [https:--news.yahoo.com-s-nm-20110428-ts_nm-us_weather (Reuters via Yahoo News)] [http:--news.blogs.cnn.com-2011-04-27-possible-tornado-touches-down-in-alabama-damage-reported- (CNN)] [http:--www.google.com-hostednews-afp-article-ALeqM5hYcw3VQ5dUuvh8lKilJoaAfDd4ww?docId=CNG.fb6d5467c8dc5b3160c4939c2d753569.171 (AFP via Google News)] [http:--www.myfoxmemphis.com-dpp-news-local-storms-kill-54-around-south,-including-40-in-ala.-apx-20110427 (Fox News)]Storms cause numerous power outages in Alabama; more than 176,000 in Birmingham, Alabama are left without electricity. [http:--www.cbs42.com-content-localnews-story-Power-Outages-xwFqXDr5iUyhU8vxIlRJoA.cspx (CBS42)]At least 9 people are killed in Mississippi by the outbreak. [http:--www.clarionledger.com-article-20110427-NEWS-110427004-Deadly-tornado-outbreak-devastates-Mississippi?odyssey=tab%7Cmostpopular%7Ctext%7CFRONTPAGE ("Clarion Ledger")]date=May 2020 Tornado watches affect areas from Northern Georgia to Upstate New York. [http:--www.wggb.com-Global-story.asp?S=14527002 (ABC 40)]date=August 2019 [http:--www2.wspa.com-news-2011-apr-27-24-flooding-danger-through-wednesday-western-nc-upsta-ar-1764938- ("News Channel 7")]date=August 2019 A local National Weather Service building is evacuated as a tornado passes over its radar site and it temporarily switches operations to Mobile in the same state of Alabama.Reports of gas leaks from Birmingham, Alabama. [http:--blog.al.com-spotnews-2011-04-major_gas_leaks_reported_throu.html ("Al.com")]Tornado watches affect areas from Northern Georgia to Upstate New York. [http:--www.wggb.com-Global-story.asp?S=14527002 (ABC 40)]date=August 2019 [http:--www2.wspa.com-news-2011-apr-27-24-flooding-danger-through-wednesday-western-nc-upsta-ar-1764938- ("News Channel 7")]date=August 2019