SLIPPERY ROCK TWP, Lawrence County — McConnells Mill State Park will hold a series of “Hemlock Hikes” this month.

The hikes will take place from 11 a.m. to 2 p.m. Saturday and Dec. 14. Hikers first will learn about an invasive pest that is threatening hemlock trees in an informational session and then will go out on the trail to hike and observe hemlocks.

Hikers should park at the Kildoo Picnic Area then take the 10-minute hike down to the gristmill. Non-hikers will be able to attend the 20-minute information session.

The hikes will take place only in good weather, so hikers should check Facebook at www.dcnr.state.pa.us/stateparks/findapark/mcconnellsmill/index.htm or call 724-368-3612 between 8 and 10 a.m. on the morning of a hike to be sure it still will take place.

BUTLER TWP — The township police will host a Citizen's Police Academy beginning Jan. 23.The program will consist of seven classes at the township park, 468 S. Duffy Road, and at other locations in the township.Topics to be covered include criminal law and investigations, domestic violence, patrol duties, vehicle laws, use of force and the judicial system.Applications for the program can be obtained at the township police department or the municipal building at 290 Duffy Road, Monday through Friday from 8:30 a.m. to 4:30 p.m.Applications must be returned to the police office no later than 4:30 p.m. on Jan. 10.There is no charge for the program. Priority will be given to township residents and business owners.Individuals who are accepted will be notified.

SAXONBURG — Here are the winning floats in the Saxonburg Holiday Parade, which was Friday, and their prize money:New Life Christian Ministries, first, $250; Bob Warren Boat Sales, second, $150; His Kids Christian School, third, $100; and Tiffany's School of Pageantry, honorable mention.

The state Department of Health will offer free flu shots at a walk-in clinic Dec. 11 at the Butler County State Health Center, 100 Brugh Ave., Suite 201,They will be offered from 9 to 11 a.m. and 1 to 3 p.m. that day.To make an appointment or for information, call 724-287-1769.