2000 chevy silverado won't start

my chevy silverado won't start, i put the key in and everything works fine, but engine won't turn over to start. please someone help.

may have bad starter check to see if you are getting power to starter.

Bad starter,,,,Reley . Check the Fuse, then move on to the ignition,,,,, then move on to the starter,,,,, then go down to the bar and shoot some pool.