Looking to clinch a playoff berth and avenge their Week 3 loss against the Falcons, the Saints traveled to Atlanta for a Monday Night rematch. New Orleans would score first with Garrett Hartley kicking a FG from 52 yards late in the first quarter. RB Pierre Thomas would add to the Saints' lead with a 2-yard TD run; however, Atlanta would respond with a Matt Ryan 7-yard TD pass to Roddy White to cut the lead to three. After a scoreless third quarter, the Falcons took the lead with Chauncey Davis returning an interception 26 yards for a touchdown. New Orleans reclaimed the lead late in the 4th with a Drew Brees 6-yard TD pass to Jimmy Graham. Atlanta attempted to come back; however, New Orleans held on for the win. With the win, the Saints improved to 11-4 and clinched a playoff berth, becoming the first team in the NFC South to earn consecutive playoff appearances.

Based on the above article, answer a question. Which team scored the first touchdown of the first half?
New Orleans