Quinney -- the 2000 U.S. Amateur champion and a former Arizona State player -- is at 16-under 197 for his first 54-hole lead on the PGA Tour.
Baddeley, an Australian, matched the low round of the day with a 7-under 64, trimming a six-shot deficit to just two despite hitting only five fairways Saturday. Baddeley, 14-under 199, missed the cut in three of his previous four starts here.
The second round was completed Saturday morning after play was suspended due to darkness Friday.
Attkisson leaves CBS News, reportedly over network's 'liberal bias'
Duggar sisters unveil Christian dating rules in new book