ammunitions, remote control cars, we know that those were used to make at least one bomb. tonight, we also know what was left behind. after the fbi handed the apartment back over to the landlord, he let cnn and other media networks, babies, someone who bought a dog, went room to rook, picking up pictures, personal belongings left behind. stephanie elam was there inside that home and she's "outfront." >> reporter: unfinished food on the counter, broken glass on the living room floor, this is the townhouse that was shared by san bernardino mass shooters syed rizwan farook and his wife tashfeen malik. a crime scene mixed with baby toys. the baby's crib is to one side, a small desk is in another corner. the back bedroom holding more clues about the family. >> i was the first person to walk in and saw how it was