Sen. Sherrod Brown, D-Ohio, has called on the FDA to fast-track the investigation searching for a link between chicken jerky dog treats manufactured in China and canine illnesses. Separately, Rep. Dennis Kucinich, D-Ohio, sent a letter urging the FDA to recall the implicated products. The FDA and AVMA have previously released alerts to make veterinarians and owners aware of the illness reports; until a contaminant is identified, the treats remain on some store shelves.  The Plain Dealer (Cleveland)