The U.S. Capitol Police asked a federal prosecutor to approve an arrest warrant for Rep. Cynthia A. McKinney yesterday as two House Republicans prepared a resolution to commend the officers involved in last week's scuffle. Mrs. McKinney, Georgia Democrat, and her office dismissed the prosecution request as politically charged and continued to portray the incident as racially motivated. McKinney spokesman Coz Carson said any "prosecutor who's not a politician" would decline to prosecute. "Any prosecutor with any sense can look at this thing and understand that it's not something that should be blown out of proportion any further," Mr. Carson...