Investigators in Oklahoma are looking into the police shooting of a Kansas robbery suspect following a chase. The Oklahoma State Bureau of Investigation says it’s looking into the shooting death early Monday of 39-year-old Shane Adair Wentling after a police pursuit involving officers from the Perry Police Department and Noble County Sheriff’s Office. The OSBI says Wentling brandished a gun after a clerk at a convenience store in Wichita, Kansas, refused to sell him beer Sunday nigh…