while the killer was inside, but now we are learning from the coral springs police department that the one deputy is not the only man who did not do his job that day. coral springs police saying that when their officers arrived on the scene, they were surprised to find three other broward county sheriff's deputies outside of that school building taking up defensive positions, and their weapons drawn behind their vehicles. that means four deputies who chose in that moment with the gunman inside attacking students and teachers not the go inside that building. broward county sheriff's department is saying that the investigation is open into the acti actions of the deputies that day. >> and kaylee, not just the local response that is being looked at, because there was a call to the fbi saying that they knew that the shooter was a p b problem. what about that? >> well, earlier in the week, the fbi edadmitted that they improperly handled and failed to act on a tip that came into their hotline on january 5th