pulled over 26-year-old richard viarda this weekend. they say he was acts suspiciously.he officer found this semiautomatic handgun along with two high capacity magazines and drug par fa kneelia. sober reminder of the danger officers face every day. >>> look at this surveillance video. it happened october 26, but investigators are just now releasing the video hoping someone recognizes the suspect. you can also see his car was caught on camera. if you have any information, you are asked to call walnut creek police. >>> a dangerous weekend for police after four separate shootings in three different states. one officer was killed in texas, two in missouri is recovering and so is one in florida. investigators say in each incident t officers were ambushed. detective benjamin ma cony was murdered just outside of headquarters. in his patrol car writing a traffic ticket when he got gunned down. car pulled up behind him, man got out and shot him twice in the head through the passenger window. >> able to develop a suspect from this video surveillance. suspect is described as a blac