Complex sentence: Of the 104 people on board, 96 were passengers and eight were crew; at least 24 were foreign nationals: six Americans, one Iranian, three Italians, nine Turks and four Russians.
Split into simpler sentences: Of the 104 people on board, 96 were passengers and eight were crew. At least 24 were foreign nationals: six Americans, one Iranian, three Italians, nine Turks and four Russians.