A Florida woman has killed two of her children and critically injured the third then tried to commit suicide on Friday night , police said . Jessica McCarty , 33 , of Palm Bay , called the police just before 6pm , saying her three children were dead and she had cut her wrists . Laci McCarty , seven , was pronounced dead at the hospital and Philip McCarty , six , died from cardiac arrest while heading for an Orlando hospital at 11.22pm . Five-month-old Christopher Swist is in critical condition at an Orlando hospital , police said . Detectives initially said that McCarty had stabbed the children with a butcher knife , though they later retracted the statement and said it is not clear how they were injured . Scroll down for video . Jessica McCarty , 33 , of Palm Bay , Florida , allegedly attacked her three young children , killing two and critically injuring her five-month-old son . McCarty , pictured with her partner Chris Swist , daughter Laci McCarty ( right ) and sons Philip McCarty ( center ) and Christopher Swist ( in her arms ) , called the police on herself on Friday . Palm Bay police apprehended McCarty outside her home at about 6pm . Officers said they had to shoot her with beanbag rounds because she was 'uncooperative ' and was armed with a knife , Florida Today reported . Police reportedly received two phone calls - one from McCarty and one from the father of the five-month-old baby , Chris Swift , who arrived home to find the children unconscious , according to WPTV . McCarty , pictured left with partner Chris Swist and her two eldest children Laci and Philip and right again with Chris Swist , was treated for injuries and put into custody . McCarty was in the front yard when apprehended , but she 'was n't showing her hand ' after several requests to do so . She then showed she was holding a knife and refused to put it down , police said . After refusing several requests to put down the knife , police said officers shot McCarty with five to six less-lethal 'beanbag ' rounds , which are meant to subdue a person . Police Chief Mark Renkens said that McCarty 'has a bit of a history ' , having been convicted of acquiring a controlled substance by fraud and violating parole in 2013 and a reckless driving charge that was reduced from a DUI in 2009 . McCarty was treated for her injuries and taken into custody , according to WFTV . Police have yet to interview her .
Jessica McCarty , seven , of Palm Bay , Florida , called the police on herself . Police arrived at about 6pm on Friday , finding McCarty on the front lawn armed with a knife . She was detained and taken to hospital for treatment of her injuries . Laci McCarty , 33 , died at the hospital , Philip McCarty died en route to hospital and five-month-old Christopher Swist is in critical condition .