DOYLESTOWN, Pa. (AP) Police say an arsonist is on the loose in Doylestown.

It began with a string of five fires on Oct. 23, and the most recent blaze was on Sunday.

Police say paper, trash and leaves are being used to start the fires. No one has been injured.

Fire Marshal David Cell is asking people to keep an eye out in their neighborhood and call police if they see anything suspicious.

Doylestown is about 30 miles north of Philadelphia.

Information from: WPVI-TV, http://abclocal.go.com/wpvi