Modern life's pressures may be hastening human evolution

April 08, 2009 01:49 PM

UPDATED June 26, 2009 09:29 PM

More Videos

  • WATCH: Brenda Bethune delivers victory speech after defeating John Rhodes in runoff election

    Rhodes served as mayor of Myrtle Beach for 12 years, before losing the race to newcomer Bethune on Tuesday night. With the win, Bethune becomes Myrtle Beach's first ever female mayor.