Jim Caldwell: Joe Flacco made progress, even if you couldn’t see it

Lions head coach Jim Caldwell spent last year as the offensive coordinator in Baltimore, where quarterback Joe Flacco turned in a disappointing season after signing a massive contract. But Caldwell says Flacco wasn’t as disappointing as he looked. In fact, Caldwell says that Flacco made strides as a passer, even though he had a career-low…