And on thing. i take it every two weeks. so i ll kind of nervous about it, that it might come back, but i always pray that it doesn t come back. reporter: and the problem is getting worse. it has tripled since 2006, 82 percent of hospitals in the recent american hospital association survey said they ve either to to had to delay treatment or switch treatment for patients. hospitals are having to swap and substitute drugs they re not familiar are. it s fertile ground for mistakes and as you said the the beginning, 15 people are said to have died as a result of medication errors or not getting the medication they really need. dr. eil atar is an oncologist and alex aiello s doctor. he says it s just amazing that something like this could happen in the united states. it s absolutely outrageous that we cannot have these drugs available in our country with one of the most advanced medical systems available to treat our patients. it is very frustrating and
we re glad you re with us today, we start with the deadliest shooting in orange county history, shattering a quiet southern california beach town. gregg: this is horrific. i m gregg jarrett in for jon scott. we re here in the fox newsroom and happening now , seal beach, california, witnesses say a gunman, apparently enraged over a custody battle, walked quietly into a beauty salon where his ex-wife worked, pulled out guns, and opened fire. now eight people are dead. jenna: police arresting the suspect about half a mile from the scene. take a listen to their reaction: it s really unbelievable. quite frankly. it s just something unfathomable for many of us, probably all of us in this community, and i think we re all our community is in shock, as well as the police department as well. jenna: casey stegall is live from seal beach with more. casey. reporter: yeah, and jenna, what makes this so terrifying is that it literally could have happened anywhere, because as you driv