Duo Rory McIlroy and Shane Lowry share four-way lead in New Orleans

SHARE OF THE LEAD: Rory McIlroy and Shane Lowry share the lead with three teams after the second round of the Zurich Classic in New Orleans. Pic: Chris Graythen/Getty Images

Rory McIlroy and Shane Lowry share the lead with three teams after the second round of the Zurich Classic in New Orleans.

The Irish pair picked up a bogey and two birdies on the front and back nine to finish the day 13 under par during the alternate play round.