Blue Bloods

Clark Kent (Tom Welling) got a lift in the ratings as “Smallville” ended its 10-year run Friday night.But Tom Selleck and “Blue Bloods” were still the biggest thing going for the night. The CBS drama averaged 11.4 million viewers for its first-season finale. CBS’ “CSI: NY” was second with 10.2 million for its season finale. And CBS’ “Flashpoint” was the No. 3 series on broadcast television with