Gary Kubiak's offense gives life to old-school fullbacks

Thursday afternoon, former Vikings fullback Jerome Felton tweeted out a picture of his Pro Bowl jersey — the one he earned after a season blocking for NFL MVP Adrian Peterson in 2012 — and appealed to "everybody that's a Vikings fan or a fan of old-school winning football" to vote current fullback C.J. Ham into the Pro Bowl.

"Unfortunately they're trying to kill us off but the @Vikings always keep a beast at FB!!!" Felton tweeted. "It means more than you guys know so go vote!"

If the position, and the anachronistic approach that makes it an important part of an offense, is something of an endangered species in the NFL, the Vikings' scheme can be considered a refuge. And if that's the case,…