Webb was first diagnosed with breast cancer in January 2009, and was diagnosed again a year later with a second, more aggressive strand.
Since then, Webb and her family have raised over $50,000 annually for cancer research through Relay for Life.
Seven members of the Rays' starting lineup -- David DeJesus, Ben Zobrist, Matt Joyce, Evan Longoria, James Loney, Wil Myers, and Yunel Escobar -- all used commemorative pink bats on Sunday.
Logan Forsythe, who entered the game as a pinch-hitter in the seventh inning, also used a pink bat.
In the first inning, Joyce belted a home run into the right-center-field seats, using a pink bat, to give the Rays a 1-0 lead. In the fourth inning, Joyce delivered an RBI single, scoring Zobrist.
Jim Hawkins is a contributor to MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.