 What perhaps motivated him in the last half hour or so, we've had an update from the FBI saying that they've managed to get into his phone and they're hoping that his phone and other digital evidence he may have left could provide some clue. But at the moment, we still have many, many questions left unanswered. OK, so the the FBI are looking at the digital trail he left behind. But what else have they found at his house? Are there any other physical clues that might help fill in the blanks about this man?