Tightrope walker tempts fate above Baltimore's Inner Harbor

Daredevil Nik Wallenda walks on a tightrope past masts of the USS Constellation above Baltimore's Inner Harbor.

Daredevil Nik Wallenda walks on a tightrope above Baltimore's Inner Harbor on Wednesday. Wallenda, who holds five Guinness World Records, is a seventh-generation member of the Flying Wallenda family.