NEW : Family greets Lopez , the third hostage to be freed by FARC this week . Sigifredo Lopez is only survivor of Eleven lawmakers who were abducted in April 2002 . FARC filmed video of audacious mission to kidnap congressmen . Eleven of congressmen were killed in captivity in this week .
NEW : Family greets Sigifredo Lopez , the sixth hostage to be freed by FARC this week . Lopez is only survivor of 12 lawmakers who were abducted in April 2002 . FARC filmed video of audacious mission to kidnap congressmen . Eleven of congressmen were killed in captivity in June 2007 .