With the Pennsylvania primary about 20 days away, Republican presidential candidates are planning appearances around the state.

Rick Santorum started campaigning in his home state Wednesday and is expected to appear at Trindle Bowl, a bowling alley in Hampden Township, Dauphin County, around 7 p.m. this evening.

Mitt Romney started the day in Washington D.C., but was expected to appear at 6:30 p.m. at The Iron Shop, a spiral staircase kit manufacturer, in Broomall, Delaware County. He was also scheduled for a meet-and-greet Thursday at 9:45 a.m. at his Pennsylvania campaign headquarters, 20 N. 2nd St., Suite 300 in Harrisburg.