At the 2011 CARIFTA Games, she won two gold medals (100 metres in 11.38s (−0.8 m/s), and 200 metres in 23.17s (0.0 m/s)) in the junior (U-20) category equalling Veronica Campbell's 200 metres games
record of 22.93s (1.1 m/s) in the heats. She was consequently awarded the Austin Sealy Trophy for the most outstanding athlete of the games.
At the 2012 CARIFTA Games, she won three gold medals: 100 metres in wind-assisted 11.22s (4.4 m/s), 200 metres, this year improving Veronica Campbell's and her own 200 metres games record to 22.85s (−0.7 m/s), and finally, she led the Bahamas 4 × 100 m relay team to gold in 45.02s. For the second time in the role, she was awarded the Austin Sealy Trophy for the most outstanding athlete of the games.[6]
Strachan broke the 11 second barrier over 100m on April 26 in Kingston, Jamaica at the Wolmer Speedfest. Strachan placed first in a time of 10.99 (+0.5).[7]