article_snippet: (CNN)A Black Hawk helicopter that went down in waters off the Florida Panhandle three days ago -- killing 11 service members -- had aborted a training mission due to bad weather before (CNN)A Black Hawk helicopter that went down in waters off the Florida Panhandle three days ago -- killing 11 service members -- crashed, a military official said Friday.
article_snippet: At that point, the one helicopter obviously made it back and determined that the second helicopter was not back with they in that return.
article_snippet: Crash occurred at night -- hours after the two helicopters had successfully completed the same training exercise in daylight.
article_snippet: the two helicopters were training near Eglin as heavy fog shrouded the sound -- a narrow body of water between mainland northern Florida and a barrier island -- about 8:30 p.m. Tuesday, the military said.
article_snippet: , Michigan gave all: Profiles of those killed in helicopter crash .
article_snippet: The cause of helicopter crash is under investigation.
article_snippet: Whatever the trouble was with the one aircraft, the trouble did not involve the second helicopter that was participating in the exercise," Eglin spokesman Andy Bourland said earlier this week.
highlights_snippet: All on the Black Hawk helicopter were killed in Crash .
  