A really nice all-around lens .. the Canon 24-105mm L lens on special at $678 (normally $1000+) .. full US warranty and an authorized dealer.
http://www.ebay.com/itm/141091727885?item=141091727885&lgeo=1&vectorid=229466
http://www.ebay.com/itm/141091727885?item=141091727885&lgeo=1&vectorid=229466