CNN Profiles - Sarah Aarthun - Senior Assignment Editor, CNN Digital - CNN

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Edition

Edition

Tragedy strikes Newtown, Connecticut

CHARLOTTE, NC - SEPTEMBER 04: San Antonio Mayor Julian Castro gives the keynote address on stage during day one of the Democratic National Convention at Time Warner Cable Arena on September 4, 2012 in Charlotte, North Carolina. The DNC that will run through September 7, will nominate U.S. President Barack Obama as the Democratic presidential candidate. (Photo by Joe Raedle/Getty Images)

Julian Castro: Rising Democratic star

exp erin sandy storm damage nyc marathon canceled _00002001

In Sandy's wake, NYC marathon didn't feel right

Chick-fil-A chief weighs in on same-sex marriage