Complex sentence: Often reporting solo from countries like Iraq and Afghanistan, Marsh broke the story of Saddam Hussein's capture while on assignment in Iraq in December 2003--demonstrating CNN's digital newsgathering technology can compete with traditional two-and three-member newsgathering crews.
Split into simpler sentences: Often reporting solo from countries like Iraq and Afghanistan, Marsh broke the story of Saddam Hussein's capture while on assignment in Iraq in December 2003. He used CNN's digital newsgathering technology in place of traditional two-and three-member newsgathering crews.