Despite suffering a submission loss in the opening round of ONE Championship’s lightweight grand prix, Singapore’s Amir Khan is back in contention. ONE Championship officials today announced that Costa Rica’s Ariel Sexton suffered an injury in training and has been forced to withdraw from a planned semifinal matchup with Saygid Guseyn Arslanaliev (7-1) at next month’s ONE Championship 96 event. Khan (11-5) will now get a second crack in the tourney field. Khan, who was expected to face Iuri Lapicus (12-0) at ONE Championship 96, was originally bounced from the field in February when he suffered a third-round submission loss to Sexton. He’ll now face Arslanaliev, who currently carries a three-fight winning streak and has earned all seven of his professional victories via stoppage, including five by knockout. The ONE Championship 96 lineup currently includes: Champ Shinya Aoki vs