By MARC LEVY and GARY D. ROBERTSON HARRISBURG, Pa. (AP) — Former President Donald Trump's winning streak in U.S. Senate primaries is on the line Tuesday as voters in five states cast their ballots in midterm elections. Trump made bold endorsements in backing celebrity heart surgeon Mehmet Oz in Pennsylvania and U.S. Rep. Ted Budd in North Carolina. The once little-known Budd is now in a strong position