49ers defensive coordinator Nick Sorensen faces scrutiny over preparation (paywall)
“That said, there are differences between the 49ers’ past two coordinators. Unlike Wilks, Sorensen had an extensive background in the 49ers’ 4-3 defensive system when he was hired. In addition, Shanahan hasn’t publicly scolded Sorensen, with the latest example coming Wednesday when he was asked about Warner’s assessment of the 49ers being ill-prepared for some of Green Bay’s runs.
“They had two new runs that they hadn’t done before,” Shanahan said. “They’re not new runs — they’re just formations — which happens every week.