MLB trade grades: SF Giants roll dice on reclamation project from Mariners
Seattle Mariners Trade Deadline Guide
Trade deadline upgrades for the Mariners: backup catchers - Lookout Landing
MLB Rumors: Phillies in on OF, Red Sox spurn calls, Padres avoiding trade
Analysis: Evaluating Mariners players' trade value as MLB trade deadline nears
MLB trade rumors and news: Mariners' Héctor Santiago suspended 10 games for foreign substance use - MLB Daily Dish
Mariners, mired in mediocrity, trade closer Paul Sewald to playoff-hopeful Diamondbacks - The Boston Globe
Commentary: Why the Mariners are in the worst place to be at the MLB trade deadline
What should Mariners do with Teo Hernández? Morosi weighs in - Seattle Sports
MLB trade deadline: Ranking every prospect moved as Mariners' Trammell, Red Sox's Seabold top list
MLB Team Roundup: Seattle Mariners - NBC Sports
2019 MLB Trade Deadline Preview For All 30 Teams — College Baseball, MLB Draft, Prospects - Baseball America
MLB trade deadline deals start as Mariners get Carlos Santana - Sports Illustrated
The Mariners SECRET WEAPON at the MLB Trade Deadline