What happened: The Seattle Mariners outrighted Miles Mastrobuoni to Triple-A Tacoma after he cleared waivers. The club is also reportedly scouting outfielder Heliot Ramos and utilityman Casey Schmitt as potential additions.

Why it matters: Seattle is evaluating multiple options to improve its roster. Adding depth and impact bats remains a focus for the front office ahead of the trade deadline.

What to watch: Seattle will evaluate the trade market leading up to the deadline.