Sam Darnold so-so in first preseason start

Jets rookie Sam Darnold is sacked by Redskins tackle Da'Ron Payne during the first half of a preseason NFL game Thursday, Aug. 16, 2018, in Landover, Md. Photo Credit: AP/Alex BrandonLANDOVER, Md. – Nothing that happened here Thursday night will change the Jets’ conviction that they have a keeper in Sam Darnold, but the quarterback of the very near future reminded everyone that this sort of thing is a process.

Darnold was not terrible in his second preseason outing and first start, against the Redskins at FedEx Field, but neither was he as good as he looked against backups in the preseason opener against the Falcons.

The rookie finished his one half of work – which covered three possessions –…