Indian and Russian army soldiers participate in a drill during a joint military exercise at Mahajan Field firing range 150 kilometers (93 miles) south from Bikaner in Rajasthan state, India, Friday, Oct. 25, 2013. The joint field exercise between troops of the two countries began on Oct. 22, according to local reports. (AP Photo/Deepak Sharma)
In this photo provided by the Las Vegas News Bureau, Mountain Kat bucks off Edevaldo Ferreira of Andradina, Brazil during The Professional Bull Riders World Finals at the Thomas & Mack Center in Las Vegas Thursday, Oct. 24, 2013. The PBR World Finals, in Las Vegas for a 20th straight year, continues through Sunday. (AP Photo/Las Vegas News Bureau, Brian Jones)