Senior joins Pavin in the lead in Boca Raton

Peter Senior birdied the final hole Saturday to join Corey Pavin atop the leaderboard after two rounds of the Allianz Championship.

Senior carded a four-under 68 in round two, while Pavin managed a two-under 70. They finished 36 holes at 10-under-par 134. The duo will both go for their first tour title on Sunday.

Mark Calcavecchia dropped three strokes in the first three holes, but rallied for a four-under 68. He was joined in third place at minus-nine by 2010 champion Bernhard Langer, who shot three-under 69 on The Old Course at Broken Sound Club.

Peter Jacobsen had the low round of the day as he fired a seven-under 65 to jump into a tie for fifth at seven-under-par 137. He stands alongside J.L. Lewis (67), Joey Sindelar (69) and Michael Allen (67).