Niners coach Kyle Shanahan again declined the opportunity to name his starting quarterback for Week 1, but did offer up, “I’ve got a pretty good idea” — a sentiment that was echoed by incumbent Jimmy Garoppolo some 20 minutes later.Niners coach Kyle Shanahan again declined the opportunity to name his starting quarterback for Week 1, but did offer up, “I’ve got a pretty good idea” — a sentiment that was echoed by incumbent Jimmy Garoppolo some 20 minutes later.Read Morewww.espn.com – NFL