carolina gun shop legally used its discretion to sell roof the gun, even though his status was still pending. senate judiciary chairman grassley said in a statement, it's disastrous that this bureaucratic mistake prevented existing laws from working and blocking an illegal gun sale." but the family of one victim surprised and understanding. >> i thought, being that it was an empty eye check, that they were very thorough. so i was surprised that they weren't very thorough. and so -- but i know people make mistakes. >> and there are already calls on capitol hill in response to this mistake. senator chris murphy and senator blumenthal are calling on president obama to take some executive action. they want some changes that would be able to stop these gun dealers from being able to proceed and sell these weapons if law enforcement determines that they need more than just the three days time during the become ground time. fred? >> all right, sunlen ser fatfaty,