Complex sentence: Kimmel condemned Cassidy, calling him a liar, listed the health organizations that opposed the Cassidy-Graham bill, and urged his viewers to contact their Congressional representatives about the legislation.
Split into simpler sentences: Kimmel condemned Cassidy, calling him a liar. Kimmel went on to list all the health organizations that opposed the Cassidy-Graham bill, and urged his viewers to contact their congresspeople about the legislation.