The completion percentage ( 54.2 ) must improve .
Lock has shown enough in his second season for Tigers fans to be hopeful about the future -- especially now that he 's getting help from freshman 1,000 - yard rusher Damarea Crockett .
The completion percentage ( 54.2 ) must improve , but Lock has shown enough in his second season for Tigers fans to be hopeful about the future -- especially now that he 's getting help from freshman 1,000 - yard rusher Damarea Crockett .