The Green Bay Packers steamrolled the San Francisco 49ers 38-10 on Sunday, their most-lopsided victory in series history and the 49ers’ worst

That’s all you can call the Niners’ loss to the Packers on Sunday. Any glimmer of hope was short-lived or quickly sabotaged. Any positive play was rapidly undercut. The Niners’ opponents, the Green Bay Packers,

Kyle Shanahan and his first-year defensive coordinator, Nick Sorensen, covered their faces with playsheets for a sideline chat. Shanahan was hot. There was no hiding why. The 49ers’ defense was so disheveled Sunday it drew back-to-back penalties for having 12 men on the field from its own 10-yard line.