Astros' Alvarez hits grand slam, 2-run HR in 1st

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Yordan Alvarez put on a power display in the first inning Friday night, launching a grand slam and a two-run homer as the Astros faced the Royals. The back-to-back home runs in a single frame gave Houston an early offensive jolt. Alvarez's six-run explosion in the opening inning set the tone for the matchup, demonstrating the kind of immediate impact that can shift momentum in a game.