Rochester, N.Y. --- A headline-grabbing community activist formally launched her campaign for Monroe County Sheriff on Tuesday. Video

Albany, N.Y. - Silver said Tuesday the commission investigated him and found no violations. On Monday, he had said he was never a target of the probe.

The National Weather Service says the tornado that hit Moore, Okla., was a top-of-the-scale EF-5 twister with winds of at least 200 mph.