It appears Sam Darnold is likely to make his Seattle Seahawks debut in Friday night’s preseason game against the Kansas City Chiefs. Darnold, along with most of Seattle’s starters, sat out last week’s preseason opener. “I don’t think we need to, but I think it’s the best thing for us,” Macdonald said when asked about playing Darnold and the first-team offense. If Darnold does indeed take his first snaps with the Seahawks on Friday night, what should observers focus on?