ALAMEDA (AP) — There’s been one pleasant surprise in what’s otherwise been a disappointing rookie class for the Oakland Raiders. While top picks Gareon Conley and Obi Melifonwu have spent most of the season on the sideline injured and most of the rest of the nine-player draft class has had more limited roles, undrafted linebacker Nicholas Morrow has made an impressive transition from Division III football to the NFL. Morrow has gone from playing in front of only a few hundred fans each game at Greenville College to lining up alongside four-time All-Pro NaVorro Bowman in sold-out NFL stadiums in a meteoric rise that has even taken Morrow by surprise. “I came in here and I was late for OTAs.