KINGSTON

Jamaican sprint star Usain Bolt, testing himself again over 400 meters, clocked 46.44secs on Saturday in a runner-up finish to Nicholas Maithland at the University of West Indies Invitational. It was the third 400m of the young season for Bolt, better known as the back-to-back Olympic champion in the 100m, 200m and 4x100m.