Much was familiar in Seattle Mariners’ 7-5, 11-inning loss Wednesday to the Colorado Rockies. There was reliever Fernando Rodney, following an afternoon wandering in the bushes, blowing a two-run lead in the ninth. There was the offense, after a resurgent road trip, stranding runners in the 10th after getting them to second and third with one out. Then there was the 11th, when an obscure catcher 99 percent of casual baseball fans never heard of, Michael McKenry, belted a two-run, walk-off homer off reliever Mayckol Gauipe. After recovering with a feel-good, 4-3 win over the Texas Rangers on Friday, the bullpen collapsed (again) Saturday, allowing eight runs in the 11th [...]