February 26, 2013 5:46 am Running On Air Anti-gravity treadmill relieves stress on joints of physical therapy patients. WNYT-TV’s Benita Zahn reports. US & World Videos 5:49 Kelly Clarkson hilariously attempts handmade pasta with chef Evan Funke 1:59 Ellen DeGeneres jokes about being ‘kicked out of show business' 1:36 O.J. Simpson's cause of death revealed 2:03 Does Shakira still believe in love following Gerard Piqué split? 2:25 Oceanside Pier fire still smoldering