[unable to retrieve full-text content]Crime Stoppers of Michigan is offering up to $2,500 for tips in a shooting last fall on Detroit’s east side that left a bystander dead. Paul Ross was sitting in a 1969 Delta 88 while his nephew filled it about 9 p.m. Sept. 23 at the Sunoco gas station in the 9700 block of Van Dyke while two men fought in the …