In Europe, he competed at the London Grand Prix, DN-Galan, Bislett Games and Meeting de Liege.
[2] His collegiate career ended in 2005 2006 saw him compete more in Europe, as well as Kingston, Jamaica, but he did not progress past the heats at the 2006 USA Outdoor Track and Field Championships.
He bounced back to finish fourth at the 2007 USA Outdoor Track and Field Championships, continuing to compete in Europe as well as Osaka.
The most notable outing was the Night of Athletics meet in Heusden-Zolder, where Johnson achieved his lifetime best of 1:44.69 minutes.
[1] 2008 saw Johnson go to Jamaica, Brazil and Europe as well as finishing eighth at the 2008 United States Olympic trials.