Russia says it launched air strikes against Islamic State in Syria on Wednesday after President Vladimir Putin secured his parliament's unanimous backing to intervene to prop up the Kremlin's closest Middle East ally. Amateur video purportedly shot in the city of Homs shows military jets flying overhead and buildings reduced to rubble. Rough Cut (no reporter narration).Subscribe: http://smarturl.it/reuterssubscribeMore updates and breaking news: http://smarturl.it/BreakingNewsReuters tells the world's stories like no one else. As the largest international multimedia news provider, Reuters provides coverage around the globe and across topics including business, financial, national, and international news. For over 160 years, Reuters has maintained its reputation for speed, accuracy, and impact while providing exclusives, incisive commentary and forward-looking analysis.http://reuters.com/https://www.facebook.com/Reutershttps://plus.google.com/u/0/s/reutershttps://twitter.com/Reuters