January 23, 2009 1:30 pm Cryoplasty Cryoplasty is a freezing treatment similar to angioplasty, but uses gas rather than a small balloon to clear arteries. Local 2:52 Severe weather kills at least 5 as tornadoes rip through Midwest and South 0:48 World Central Kitchen to resume operations in Gaza 8:39 Gina Rodriguez gushes 0ver motherhood with son Charlie 2:22 Scarlett Johansson and Colin Jost have date night at White House Correspondents' dinner 1:37 Pro-Palestinian protesters gather outside White House correspondents' dinner