October 12, 2009 5:02 pm Burn the Floor Siafa and Sara get a dance lesson from Trent Whiddon and Gordana Grandosek, two members of the cast of “Burn the Floor”, a Latin and Ballroom dance-inspired Broadway event that’s embarking on a world tour. Local 3:20 Columbia encampments continue for second week 2:06 Art installation more than a mile long unveiled in Queens neighborhood 2:45 Fourth day of wooded searches linked to Gilgo Beach murders 2:08 Bridge repairs causing problems at the Jersey Shore 2:52 Columbia students continue protest after deadline passes