In Sinaloa's capital, news of a boxing scion's arrest and allegations of cartel ties cause unease

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AP2011

FILE - Julio Cesar Chavez, Jr., center, of Mexico poses with his belt along with his father Julio Cesar Chavez, Sr., right, and referee Jack Reiss after defeating Sebastian Zbik of Germany after their WBC World Middleweight title boxing match, in Los Angeles, June 4, 2011. (AP Photo/Richard Vogel, File)