Shalane Flanagan
Flanagan won bronze in the 10,000m at the 2008 Olympics.

Welcome to SportsNation! On Wednesday, U.S. Olympic runner Shalane Flanagan stops by to chat as she prepares for the 2012 London Olympic Games.

In London, Flanagan will represent Team USA as a marathon runner, after having won the U.S. Olympic trials in January, setting an event record time. On Friday, she will be competing in the U.S. Track & Field Olympic trials in the 10,000m.

Flanagan will be providing insight into the lead-up to her Olympic experience through Nissan's Innovation for Endurance Facebook page. Fellow Olympians world record swimmer Ryan Lochte, Ryan Hall, Kara Goucher and Chris Horner will also be blogging for Nissan.

Send your questions now and join Flanagan Wednesday at 3 p.m. ET!

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