Vikings' young pass rushers have a big job ahead

Vikings rookie defensive end Janarius Robinson, left, has similar physical traits to Danielle Hunter.The trade Rick Spielman had just completed on the first night of the NFL draft would bring two more third-round picks the Vikings could use to restock their roster, but it meant Minnesota would wait nine more picks to see if it could add an offensive lineman or a pass rusher to its roster.

For Spielman, it also meant a familiar task after such a trade: cooling the temperature in the draft room.

The Vikings had made an offseason priority out of addressing a defensive line that, according to a league source, they viewed as having only two bona fide pieces after last season: defensive end…