By Daniel Chavkin The quarterback already suffered one concussion earlier this year. Dolphins coach Mike McDaniel announced quarterback Tua Tagovailoa is in concussion protocol, and his status for Sunday’s game vs. the Patriots is in doubt. Tagovailoa played the entire game vs. the Packers on Sunday but, according to McDaniel, reported concussion symptoms to the team on Monday. While McDaniel said he is unsure of when the injury occurred, Tagovailoa did hit his head hard on the ground during a play in the second quarter of Sunday’s game. He would go on to throw three interceptions in the secon…