Mike Teske, director of technical servies for Skyline, speaks during a press conference in Las Vegas Tuesday, Nov. 27, 2012. Behind him is a model of Slotzilla, a permanent zipline attr

 

              Mike Teske, director of technical servies for Skyline, speaks during a press conference in Las Vegas Tuesday, Nov. 27, 2012. Behind him is a model of Slotzilla, a permanent zipline attr
Mike Teske, director of technical servies for Skyline, speaks during a press conference in Las Vegas Tuesday, Nov. 27, 2012. Behind him is a model of Slotzilla, a permanent zipline attraction that is planned for downtown Las Vegas. (AP Photo/Las Vegas Review-Journal, John Locher)