Padres' Fernando Tatis Jr. marks anniversary of dad's historic feat with two of his own homers
Fernando Tatis Jr.'s monster 2-run homer helps Padres beat Athletics 7-4
Fernando Tatis hit 2 grand slams in 1 inning
just four teams
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Fernando Tatis hit 2 grand slams in 1 inning
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Fernando Tatis Jr. hits 50th career homer
Watch: Padres star Fernando Tatis Jr. hits two-run homer vs. Dodgers
Padres' Fernando Tatis Jr. marks anniversary of dad's historic feat with two of his own homers