Here are our picks for the top local stories to start your day:

View Photo Gallery: April 22 marks Earth Day, the environmentalist celebration founded in the 1970s.

Earth Day stands up to the rain. Wet and cold weather dampened the festivities but not the enthusiasm of participants.

Roger Clemens hearing: Serious or silliness? The ex-ball player’s trial could hinge on whether jurors think Congress was wasting its time when Clemens testified.

Wanted: More tech talent. Area contractors are trying to lure more students into science, technology, engineering and math careers.

Coming up on PostLocal:

How long will the rain last? Capital Weather Gang has the latest forecast.

Live Q&A: Dr. Gridlock takes questions about Metro, traffic and other transportation issues at noon. Submit your question now.

View Photo Gallery: Behind the scenes of FIRST’s Washington regional robotics competition held last month at the Walter E. Washington Convention Center.