Serena tops Henin for Key Biscayne title (AP): "Novak Djokovic succeeded where Roger Federer failed, and his reward was the Sony Ericsson Open title. The precocious 19-year-old Serb beat qualifier Guillermo Canas 6-3, 6-2, 6-4 in Sunday's final. Canas upset the top-ranked Federer twice last month, including in the fourth round Tuesday. But the 29-year-old Argentine's relentless baseline game failed to faze Djokovic, who dominated with his..."