Former Florida Gov. Jeb Bush (R) said Thursday that he found it “troubling” that the 2012 presidential candidates are “appealing to people’s fears and emotion” on the campaign trail, according to reports. Bush expressed concern about the type of rhetoric that the candidates were using, without getting specific or naming names. “I used to be a conservative and I watch these debates and I’m wondering, I don’t think I’ve changed, but it’s a little troubling sometimes when people are appealing to people’s fears and emotion rather than trying to get them to look over the horizon for a broader perspective...