Article Photos: Father of stabbed Dodgers fan calls for witnesses 8/14

Robert Preece, left, father of Los Angeles Dodgers fan Jonathan Denver, and Denver's brother Rob Preece Jr., right, hug after a news conference outside AT&T Park before the San Francisco Giants' baseball game in San Francisco, Sunday, Sept. 29, 2013. Jonathan Denver, 24, was fatally stabbed Wednesday during a melee following the Giants' game against the Los Angeles Dodgers. (AP Photo/Tony Avelar)