Our picks for stories to start your day:

Twenty-four people have been hit by Metro trains in suicide attempts since January 2009. Now the agency is training workers to intervene before it’s too late. (Linda Davidson/THE WASHINGTON POST)

Welcome to the gun show. Lady arm wrestlers in the D.C. area throw down to raise money for charity.

Jobs bill bus tour. As President Obama arrives in Virginia to promote his jobs plan, some Democrats are distancing themselves from him.

D.C.’s hidden royalty. Often the destination for those who seek power, D.C. is also a refuge for those who no longer have it.

Clean, green government vehicles. The man behind a new bio-diesel plant in Northeast D.C. is hoping to provide restaurant grease to power city vehicles.

Today, voters in Prince George’s head to the polls to replace Leslie Johnson on the County Council; Md. Sen. Ulysses S. Currie’s corruption trial continues; and Montgomery County Police begin a third day of searching for the missing Germantown boy, William McQuain.

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