check. the atf and federal and local agencies are aggressively following up on the source of the supply for the firearm on this. reporter: the shooting started saturday afternoon after a routine traffic stop. the gunman started firing randomly as he drove around the city. authorities say he then shot and killed u.s. postal carrier mary before taking her mail truck and continuing the shooting spree through the city. mary was face timing with her twin sister when the shooting erupted. she was screaming, so i mean, i was hoping that he could have been just a dog bite, you know but it wasn t. it was something worse. reporter: the call then went silent. she was laying there. i just wanted to run to her and hug her, you know, kiss her. reporter: did you? i didn t. i didn t get to. they wouldn t let me get close to her. reporter: cnn sat down with a one on one interview with christopher combs who said he
reporter: the call then went silent. she just laid there. i wanted to run to her and hug her, you know, kiss her. did you? i didn t. i didn t get to. they wouldn t let me get close to her. reporter: rosie said she ran to the scene and saw her sister s laichless body on the street. cnn sat down for a one-on-one interview with special fbi agent christopher combs who says he s seen too many mass shootings up close and that these atrocities are happening every two weeks. he gets emotional trying to talk about how this should be a wake-up call to the country. the phone rings yesterday, you get the call about this, and whatever s going through your mind makes you tear up, which is not something that we normally see from an fbi agent. i can t. i m sorrying man. there s no way. reporter: the realities of another mass shooting that has left a veteran law enforcement
continuing the shooting spree through the city. mary was face timing with her twin sister when the shooting erupted. she was screaming, so i mean, i was hoping that it could have been just a dog bite, you know, but it wasn t. it was something worse. reporter: the call then went silent. she was laying there. i just wanted to run to her and hug her, you know, kiss her. did you? i didn t. i didn t get to. they wouldn t let me get close to her. reporter: cnn sat down for a one-on-one interview with fbi special agent in charge, christopher combs, who says he s seen too many mass shootings up close and that these atrocities are happening every two weeks. he gets emotional trying to talk about how this should be a wake-up call to the country. the phone rings yesterday, you get the call about this. and whatever s going through your mind, it makes you tear up, which is not something that we
agent struggling to find the right words. fbi agent combs said fbi had been searching the suspect s apartment over the course of the last day and a half or so, said what they found in there was very reflective of the gun man s state at this point in time. brianna. ed lavandera, thank you so much, from odessa, texas. i want to hear the reaction to the president. here s what he said. we re looking at a lot of didn t bills, ideas, concepts. it s been going on for a long while. background checks. i will say for the most part sadly if you look at the last four or five going back even five or six or seven years, for the most part, as strong as you make your background checks, tey would not have stopped any of it. so it s a big problem. you know, linda, whether
well as the health care providers in providing information to us at the state level. so i urge you to be active in the next day, weeks, and months to come, and working with these representatives and senators to make sure that all of your needs are raised and addressed. with that we ll pass it over to the federal official involved. hello. my name is christopher combs, i m the fbi special agent in charge. first i want to commend the local law enforcement effort and the state effort here. there s no question that these are the true heroes. in the midst of a man driving down the highway shooting at peopling local law enforcement and state troopers pursued him and stopped him from possibly going into a crowded movie theater and vt another event of mass violence. i think that s the story of law enforcement that should be conveyed and of how heroic the membership and women are.