MARANA, Ariz. -- Two of the 32 first-round matches of the World Golf Championships-Accenture Match Play Championship were halted by darkness on Thursday and will be finished on Friday morning at Dove Mountain.

Carl Pettersson is 1 up on Rickie Fowler through 17 holes. Gonzalo Fernandez-Castano and Francesco Molinari are all square through 15 holes. Both matches will resume at 9:30 a.m. local time (11:30 a.m. ET).

The winner of the Pettersson-Fowler match will play Shane Lowry in the second round of the Jones bracket. Lowry knocked off top overall seed Rory McIlroy 1 up.

The Fernandez-Castano-Molinari winner will face Charles Howell III in the second round of the Player bracket. Howell upset Tiger Woods, the No. 2 overall seed, 2 and 1.