The UFC’s return to Chicago continues to undergo some late changes. A welterweight bout between  Pascal Krauss (11-2 MMA, 2-2 UFC) and promotional newcomer  Adam Khaliev (6-0 MMA, 0-0 UFC) has been pulled from the UFC on FOX 10 lineup. UFC officials announced the fight’s scrapping on Saturday afternoon, saying both fighters had to pull out of the bout.