The Minnesota Vikings continue to have a need at cornerback, but do they need to take one in round one? The cornerback class is really deep and general manager Kwesi Adofo-Mensah likes to maximize the market. That could mean waiting on the position. For The Win’s Christian D’Andrea disagrees by sending Maryland cornerback Deonte Banks to the Vikings at 23rd overall. Signing Byron Murphy was a great buy-low(ish) move for a team pressed hard against the salary cap. Adding Banks would add another high-upside option to a needy secondary. The Vikings ranked 26th in pass defense DVOA, ranked 21st in…