Suicide, intoxication or accident? Indian-origin woman, friend killed on NYC tracks

Two young friends from New Jersey died after being hit by a subway train in NYC. Malaika Chitre and Navam Kaul were sitting on the tracks early Sunday morning. Investigators are exploring multiple theories regarding their presence on the tracks. Possible factors include an attempt to help a friend or intoxication. The medical examiner has not yet released an official determination.