The second and final phase of Assam Assembly elections began at 7 AM today amid tight security to decide the fate of 525 candidates in 61 of the 126 constituencies with ruling Congress, BJP-AGP-BPF alliance and AIUDF locked in a keen contest.  An electorate of 1,04,35,271, comprising 53,91,204 males, 50,44,051 females and 22 others, will exercise their franchise in 12,699 polling stations to decide the fate of 477 male and 48 female candidates in Lower and Central Assam. More than 50,000 polling personnel have been deployed with security tightened across the constituencies, particularly those in four Bodoland Territorial Area Districts where NDFB-S militants are active and in Goalpara district which recently witnessed a bomb blast.  Security has been also stepped up in minority dominated constituencies. A strict vigil is being maintained along the Indo-Bangla border in Dhubri district and Indo-Bhutan border in Baksa district.