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PHOTO: Carmen Blandin Tarleton, of Thetford, Vt, underwent a transplant in February after a 2007 attack in which her estranged husband doused her with industrial strength lye, burning more than 80 percent of her body.
Brigham and Women's Hospita| AP Photo
PHOTO: Injured people and debris lie on the sidewalk near the Boston Marathon finish line following an explosion in Boston, Monday, April 15, 2013.
Ken McGagh/MetroWest Daily News/AP Photo; inset: FBI/AP Photo
PHOTO: Marissa Mayer, chief executive officer of Yahoo! Inc., pauses in the Congress Center on day three of the World Economic Forum in Davos, Switzerland, Jan. 25, 2013.
Simon Dawson/Bloomberg/Getty Images