Thin Behind the Plate: Why the Mariners should consider adding catching depth at the trade deadline

With Seby Zavala designated for assignment and in hopes to keep Mitch Garver healthy, the Seattle Mariners must search for a serviceable backup catching option behind Cal Raleigh. With how much the Mariners have ridden Cal the past few years, it isn’t fair to him or the team to keep operating as though he can be this heavily relied on.