Three of the four new “offensive weapons” made their debut for the Seattle Seahawks last night in San Diego and as one would expect in a pre-season game, their grade would be incomplete. Former Minnesota Vikings quarterback Tavaris Jackson along with offensive guard Robert Gallery and All-Pro Zach Miller, both former Oakland Raiders, were in the starting lineup for the Seahawks. But they were long gone when the Hawks scored twice in the final 4:12 to beat the Chargers, 24-17. Wide receiver Sidney Rice, Jackson’s teammate the past four seasons on the Vikings, sat out with what coach Pete Carroll [...]