Father of stabbed Dodgers fan calls for witnesses - Article Photos 11/14

From left to right, Jill Haro, aunt, Robert Preece, father, and Robert Preece Jr., brother, and Diana Denver, mother, of Los Angeles Dodgers fan Jonathan Denver, make a public plea for witnesses to the fatal stabbing Wednesday of Jonathan Denver, Sunday, Sept. 29, 2013, outside the stadium before the Giants' baseball game Sunday in San Francisco. Jonathan Denver, 24, was stabbed Wednesday during a melee following a game between the Giants and the Los Angeles Dodgers. (AP Photo/Tony Avelar)