Bostic himself did not vote in the GOP runoff on Tuesday because he can't.

NPR: SC's Ex-Gov. Sanford Clears Hurdle In Comeback Bid

He then defeated Bostic in a runoff, boosted by strong name recognition and his message of fiscal responsibility.

NPR: Trespassing Accusation Leaves Sanford On His Own

He and Curtis Bostic emerged as the top vote-getters in a primary of more than a dozen candidates.

NPR: Trespassing Accusation Leaves Sanford On His Own

In last month's GOP primary, Bostic collected only about 13 percent of the vote, narrowly defeating state Sen.

NPR: SC's Ex-Gov. Sanford Clears Hurdle In Comeback Bid

Bostic said earlier Tuesday that he liked his chances as he visited with voters in a suburban Charleston precinct.

NPR: SC's Ex-Gov. Sanford Clears Hurdle In Comeback Bid

Bostic's law office, other property, church and children's schools are in the district.

NPR: SC's Ex-Gov. Sanford Clears Hurdle In Comeback Bid

In Tuesday's primary poll, Mr Sanford, 52, won 57% of the vote compared with 43% for former Charleston City Council member Curtis Bostic.

BBC: Mark Sanford wins comeback nomination for Congress seat

His opponent, Charleston City Councilman Curtis Bostic, conceded to Sanford.

CNN: Mark Sanford: Shamed politician fights for comeback

With all of the precincts reporting, Sanford had about 57 percent of the vote in the 1st District to 43 percent for Curtis Bostic, the former county council member.

NPR: SC's Ex-Gov. Sanford Clears Hurdle In Comeback Bid