Rookie Matt McCarty grabbed his first US PGA Tour title Sunday, firing a four-under par 67 for a three-stroke victory in the Black Desert Championship at Ivins, Utah.McCarty fired an eagle and four birdies against two bogeys on the par-71 Black Desert resort course, his 23-under total of 261 putting him three clear of Germany’s Stephan Jaeger, who posted a 68 for 264.