Jamaican triple Olympic champion Usain Bolt opened his 2012 season with a sizzling anchor leg as his Racers Track Club logged a World leading time of 37.82 seconds in a 4x100 metres relay, in Kingston on Saturday.
Usain Bolt has cautioned Canadian young gun Andre De Grasse to temper his expectations of dethroning him at the world championships in London in August.
Amiya Kumar Mallick, 21, will undergo a four-month training stint in Kingston, Jamaica, under the watchful eyes of Glenn Mills at the Racers Track Club. Mills is the club's head coach and has worked with the two fastest men in the world currently -- Bolt and Yohan Blake.