Focus on the Family founder James Dobson appeared to throw cold water on a possible presidential bid by former Sen. Fred Thompson while praising former House Speaker Newt Gingrich, who is also weighing a presidential run, in a phone interview Tuesday. Everyone knows he's conservative and has come out strongly for the things that the pro-family movement stands for," Dobson said of Thompson. "[But] I don't think he's a Christian; at least that's my impression," Dobson added, saying that such an impression would make it difficult for Thompson to connect with the Republican Party's conservative Christian base and win the...