Can anyone please tell me the name of the tv show thats about?

a man who was a paramedic who had these awesome powers that allowed him to see the future. So he used his abilities to stop crimes from occurring or people from killing other people. Anyway there was this cop lady and she was getting suspicious about to the point where she almost discovered his secret. It was a tv show that used to come on the NBC channel. Can you please tell me what it is.