Why some Republicans are calling it quits

[news]

http://feeds.feedburner.com/~ff/rss/cnn_us?d=yIl2AUoC8zA</img> (http://rss.cnn.com/~ff/rss/cnn_us?a=-UcWDqZe6_s:Y-8UpT9PMRs:yIl2AUoC8zA) http://feeds.feedburner.com/~ff/rss/cnn_us?d=7Q72WNTAKBA</img> (http://rss.cnn.com/~ff/rss/cnn_us?a=-UcWDqZe6_s:Y-8UpT9PMRs:7Q72WNTAKBA) http://feeds.feedburner.com/~ff/rss/cnn_us?i=-UcWDqZe6_s:Y-8UpT9PMRs:V_sGLiPBpWU</img> (http://rss.cnn.com/~ff/rss/cnn_us?a=-UcWDqZe6_s:Y-8UpT9PMRs:V_sGLiPBpWU) http://feeds.feedburner.com/~ff/rss/cnn_us?d=qj6IDK7rITs</img> (http://rss.cnn.com/~ff/rss/cnn_us?a=-UcWDqZe6_s:Y-8UpT9PMRs:qj6IDK7rITs) http://feeds.feedburner.com/~ff/rss/cnn_us?i=-UcWDqZe6_s:Y-8UpT9PMRs:gIN9vFwOqvQ</img> (http://rss.cnn.com/~ff/rss/cnn_us?a=-UcWDqZe6_s:Y-8UpT9PMRs:gIN9vFwOqvQ)
http://feeds.feedburner.com/~r/rss/cnn_us/~4/-UcWDqZe6_s

More... (http://rss.cnn.com/~r/rss/cnn_us/~3/-UcWDqZe6_s/index.html)