British parliament votes to bomb Islamic State in Syria

After more than 10 hours of tense debate, lawmakers voted in favor of air strikes, by 397 to 223. British Tornado GR4 bombers could leave an air base in Cyprus within hours to launch the country's latest military action in the Middle East.

"These terrorists are plotting to kill us and to radicalize our children right now. They attack us because of who we are, not because of what we do," Cameron told.