Brandon Morrow's three-inning start for the Seattle Mariners Saturday was good enough to convince the team to give him another - Thursday in San Diego.
The move was made for two reasons: To give Morrow another start with a longer pitch count, and to give Jarrod Washurn more time to deal with continuing back spasms.
If you're keeping track at home, here's the rotation starting with Tuesday's game against the Padres:
Felix Hernandez, Garrett Olson, Brandon Morrow, Jarrod Washburn or Erik Bedard and Jason Vargas.
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In essence, it's a six-man rotation at the moment, and it doesn't include Ryan Rowland-Smith, who remains in the Tacoma rotation.
With Bedard (stiff shoulder) and Washburn (back) dealing with minor ailments, neither is certain to make his next start - but each man could.
Yes, it's confusing. And after they go through the rotation once more, it could change again.