Today's calendar:



The three finalists for Seattle Police Chief will be interviewed by the Seattle Channel’s C.R. Douglas.

Tonight, 7:00 pm, cable channel 21.

This weekend's calendar:

Help restore the nature trail behind the Seward Park Environmental and Audubon Center in celebration of National Trails Day.

Saturday, 10:00 am to 2:00 pm, Seward Park Audubon Center, 5902 Lake Washington Blvd. S.

The Urban Land Army's Bucket Brigade will hand out container gardens made from discarded plastic buckets tomorrow at three locations around Seattle; they're also looking for volunteers.

Beacon Hill Festival: Jefferson Community Center, 3801 Beacon Ave. S.; Refresh Southwest, Delridge Community Center and Playfield, 4501 Delridge Way SW; Duwamish Fair, Concord Elementary School, 723 S. Concord St.

Check out green products and services from around the Northwest at the Seattle Green Festival.

Saturday, 10:00 am to 7:00 pm, and Sunday, 11:00 am to 6:00 pm, WA State Convention & Trade Center, 800 Convention Place.