about what federal authorities say happened here. they say that esteban santiago got to baggage claim on friday afternoon and then he picked up his gun, which was in checked baggage, went to the bathroom, and took it out of the checked baggage in a stall, put it in his waistband, then came out and started shooting, firing 10 to 15 rounds. now, in november, he was admitted, as we've been reporting, to a mental health facility in alaska after telling fbi agents that he was hearing voices. he said that the government was controlling his mind and forcing him to watch isis videos. his brother, brian santiago, who lives in puerto rico, says that was a cry for help and that the u.s. government failed him. >> they have responsibility in that. they knew it, that he have psychological problems, you know? when fbi meet yesterday here, they told me that they knew it,