Venezuelan president Hugo Chavez announced his candidacy for reelection to throngs of cheering supporters Monday.<br/> <br />Chavez held up his registration papers for the October 7th elections-- which most polls have him winning, despite his recent battle with cancer.<br/> <br />In his first appearance after undergoing rounds of radiotherapy treatment in Cuba-- the enthusiastic leader told supporters he expects to win , quote, by a knockout.<br/> <br />Analysts expect a highly contentious election as Chavez's socialist model is put to the test.<br/> <br />Julie Noce, Reuters
