Complex sentence: Robert S. Van Dillen (born October 6,1972), is an American meteorologist currently works on the "Morning Express with Robin Meade" show on CNN Headline News.
Split into simpler sentences: Robert S. Van Dillen (born October 6,1972), an American meteorologist. He currently works as a morning meteoroligist during the "Morning Express with Robin Meade" show on CNN Headline News.