Forty-four people were shot over the last three days in a bloody epidemic sweeping Rahm Emanuel’s Chicago. Yet CBS has, thus far, ignored the crime wave. In contrast, ABC’s Good Morning America and CBS This Morning on Tuesday both briefly covered the violence in the city run by Barack Obama’s former chief of staff. […] Even though CBS allowed no time for tragic news out of Chicago, the network’s morning show devoted four minutes to a possible maple syrup shortage. …