Petco said Monday it has removed all remaining Chinese-made dog and cat treats from its website and stores nationwide because of concerns they have sickened thousands of pets and killed 1,000 dogs in the U.S. since 2007. The U.S. Food and Drug Administration says initial tests have not connected the Chinese jerky and rawhide treats to the illnesses, but the San Diego-based company and its rival PetSmart vowed in May to ban the snacks. Petco is the first national pet retailer to pull the treats from its 1,300 stores. Phoenix-based PetSmart Inc. said Monday that it plans to have them...