Polls began closing in Venezuela on Sunday night after voters lined up to decide who will suceed Hugo ChĂĄvez as their nationâs leader. Acting president Nicolas Maduro enjoyed a double-digit lead in many early polls, thanks to the public blessing of ChĂĄvez before he died, but the race has narrowed to as little as seven percentage points, according to one new poll. Maduro is promising to deepen ChĂĄvezâs â21st-century socialismâ ideals. His opponent, the decade-younger Henrique Capriles, is running on a more centrist platform. But can he defeat the man ChĂĄvez named as his successorââmy opinion, clear like the full moon, irreversibleââin his final speech to Venezuelans?