Kerry Breen is a news editor at CBSNews.com. A graduate of New York University's Arthur L. Carter School of Journalism, she previously worked at NBC News' TODAY Digital. She covers current events, ...

Amputees have been outfitted with a prosthesis that is integrated with muscle and bone. The new creation allows patients to walk faster and avoid obstacles better than they could with past prostheses.

Petros Letsoalo suffered a severe compound fracture when a heavy piece of metal equipment crushed his lower right leg in an underground mining accident near Witbank in October. Through hard work and ...