 By 1970, San Juan-based Caribair had become an all-jet airline operating McDonnell Douglas DC-9-30 aircraft serving fourteen Caribbean islands as well as Miami with the air carrier subsequently being acquired by Eastern in 1973.As Eastern Air Lines flew to Cuba, the airline suffered numerous hijackings in the 1960s, 1970s and 1980s.In 2011, a group purchased the intellectual property, including trademarks, of Eastern Air Lines and formed the Eastern Air Lines Group.