They called 18 penalties and drew the anger of both team 's coaches .
In Sunday 's Green Bay Packers - San Francisco 49ers game , the referees seemed to be overcompensating for the charge that they were reluctant to blow their whistles .
referees called 18 penalties and drew the anger of both team 's coaches .
In Sunday 's Green Bay Packers - San Francisco 49ers game , the referees seemed to be overcompensating for the charge that they were reluctant to blow their whistles .