APNewsBreak: Full Titanic site mapped for 1st time

Researchers have pieced together what's believed to be the first comprehensive map of the entire 3-by-5-mile (5-by-8-kilometer) Titanic debris field and hope it will provide new clues about what exactly happened the night 100 years ago when the superliner hit an iceberg, plunged to the bottom of the North Atlantic and became a legend.Marks on the muddy ocean bottom suggest, for instance, that