police say karl alverson pierson wounded a classmate who remains in a coma. one stupidity wrote a note on -- student wrote a note on his hand in case he was killed. >> i wrote i love you so they knew i was thinking about them. this is the one i used to write the note on my hand. >> karl alverson pierson set off one of two mall toff cocktails and then killed himself. >>> the numbers are in for a gun buy back program in san jose over the weekend. hundreds of people dropped off weapons saturday in exchange for gift cards. 445 weapons were turned in. 7 were assault rifles and they still have $7,000 in gift cards left over. they will be use for a future gun buy back. >>> one university on edge over a alarming trend, the warning from police after a spike in robberies steps away from campus. >> could the antibacterial products be doing more harm than good? the new concerns. >> friends and family of a missing pilot are still holding out hope. >> hopefully there is a sliver of hope. >> the efforts to find him and four others after authorities call off their search. >>

the shooters also went bowling before the attack and karl alverson pierson legally bought the shotgunhe bought. >>> now at 6:00 p.m. more time for the family of a 13-year-old girl left brain led after a tonsillectomy. >> what judge is ruling and why the case gained world wide attention. >> a burn ban for the bay area, what you need to know and why firefighters say your safety depends on it. >> a first of its kind job fair inside a jail sell, where inmates are getting a chance to shape their future. >> complete bay area news coverage starts right now, this is ktvu channel 2 news at 6:00 p.m. >>> a ruling keep as brain dead girl on a ventilator and her family continues to try to move her to a new facility. i am ken wayne. frank somerville is off tonight. >> i am julie haener. >> this afternoon a judge granted an extection to the family of -- exattention to the family of jahi mcmath, hours before the hospital planned to take her off the ventilator. ktvu's john fowler explores why the case is getting so much attention but we begin with rob roth, with the last minute reprieve. >> reporter: