By Alicia M. Cohn - 10/21/11 04:10 PM EDT
First lady Michelle Obama will tweet for a good cause.
Obama does not have her own Twitter account — she remains one of the few major holdouts of the administration — but on Wednesday, the first lady tweeted out a message for Joining Forces, a White House initiative that supports service members and their families.
"So this is how you tweet, huh?" Obama says in video of the event, released by the White House on Thursday evening.
For the full article on The Hill's Twitter Room blog, click here.