EXETER TWP., Pa. -

An accused serial bank robber in Berks County is heading to trial.

Anthony Lena waived his preliminary hearing Wednesday afternoon.

Lena previously admitted to robbing banks in Exeter, Cumru and Muhlenberg townships, police said.

The holdups happened over the course of a few weeks earlier this year.

Police said more than 20 tips to Crime Alert helped them nab Lena.