Harrington extends lead, Maguire through to knockout stages

Padraig Harrington enjoyed another fruitful day at the Senior PGA Championship.

PUSHING CLEAR: Padraig Harrington of Ireland (left). (Elías Valverde II/The Dallas Morning News via AP)

Padraig Harrington is heading into the third round of the Senior PGA Championship with a three-shot lead after carding a four-under-par round of 68 on day two at PGA Frisco, Texas.

Having broken the course record with an 8-under 64 on day one, Harrington sits at the top of the leaderboard at 12-under.