At the PGA Tour Worldwide Technology Championship, Matthew Wolf of the United States took the lead for two days in a row.
Wolf hit a 3-under par with 6 birdies and 3 bogeys in Round 2 of the tournament at El Chameleon Golf Club in Maya, Riviera, Mexico.
Wolf, who took the lead by driving a 10-under par on the first day, maintained the lead with a mid-total 13-under.
It is two strokes behind second-placed Scotty Schaeffler (USA total 11-under).
Wolf, who reported his first win at the 3M Open in July 2019, is challenging for his 2nd win in 2 years and 4 months.
Kang Sung-hoon, the only Korean player to appear, was eliminated by a total of 3 under par.