Actually, it was because the left are so scared of Glen that they targeted anyone who advertised on his shows. The left hates freedom of speech.
It wasn't the left that did him in, it was big corporations and Fox News.
Big Corporations that didn't want their brand name associated with the following...
1. "This president I think has exposed himself over and over again as a guy who has a deep-seated hatred for white people or the white culture....I'm not saying he doesn't like white people, I'm saying he has a problem. This guy is, I believe, a racist." -on President Obama, sparking an advertiser exodus from his FOX News show
2. "I'm thinking about killing Michael Moore, and I'm wondering if I could kill him myself, or if I would need to hire somebody to do it. ... No, I think I could. I think he could be looking me in the eye, you know, and I could just be choking the life out. Is this wrong?" -musing about what he would do for $50 million
3. "When I see a 9/11 victim family on television, or whatever, I'm just like, 'Oh shut up' I'm so sick of them because they're always complaining." "
4. "The only [Katrina victims] we're seeing on television are the scumbags."
5. "I think there is a handful of people who hate America. Unfortunately for them, a lot of them are losing their homes in a forest fire today." on why people who lost their homes in forest fires in California had it coming, "The Glenn Beck Program," Oct. 22, 2007
Glenn Beck Quotes - Top 10 Craziest Glenn Beck Quotes of All Time
Geezus, who'd want their product associated with that kind of craziness?