Fernando Tatís Jr. apologized for hitting a grand slam in a blowout. It's time to eliminate the 'unwritten rules' - Bleed Cubbie Blue
Fernando Tatis Jr. in Trouble for Breaking Baseball's Unwritten Rules
MLB hitters swinging more in 3 0 counts
Tatis JR did nothing wrong when he swung to hit a grand slam : r/mlb
Upset' Tony La Russa defends unwritten rules, calls out own player after Yermín Mercedes' 3-0 home run
San Diego Padres The Baseball Codes
If MLB's unwritten rules were worth following, they would be written down - Beyond the Box Score
Samson: Stop complaining about Fernando Tatis Jr. and MLB's unwritten rules
Tatis' grand slam on 3-0 pitch irks Rangers
Rangers unhappy after Fernando Tatis Jr. swings on 3-0 count and hits grand slam with Padres already up 7
The Rangers Cried Because Fernando Tatis Jr. Hit a 3-0 Grand Slam - Bleacher Nation
How a tired argument engulfed Fernando Tatis Jr., a slow-moving game's dynamic new superstar
Tatis' grand slam on 3-0 pitch irks Rangers