Another busy weekend for Hays Police, who made a total of 52 traffic stops from Friday through Sunday.   Police made a D.U.I. stop friday night in the 700 block of East 6th.    A  D.U.I. stop was also made Sunday in the 800 block of Fort Street with additional Drug Offenses included.   Police also made a D.U.I. stop Sunday at 13th and Vine Street.   Police also responded to a total of 20 animal calls during the same 3 day period and issued at least one Fireworks Violation in the 500 block of Vine Street.