Gregor Blanco finished 3-for-5 with three RBI and scored twice to back a complete-game effort from Bruce Chen, as Kansas City toppled Tampa Bay, 7-0, in the second of four between the clubs at Kauffman Stadium.Billy Butler collected two hits, scored twice and drove in a run for the Royals, who have won four of five including the first two in the series.Alex Gordon also knocked in a run https://www.kcrgear.com/mark-gubicza-jersey, while Jarrod Dyson hit safely twice and scored two runs.Chen (12-7) allowed just two hits while fanning seven and issuing two walks to post his fourth straight positive decision. It was the 33-year-old journeyman's first complete-game effort since 2005 with Baltimore and marked only the third time in his career he's finished a start. It was also his first shutout.B.J. Upton and Sean Rodriguez posted the lone hits for the Rays, who dropped their fifth game in the last six and fell a half-game behind the Yankees in the AL East. The Yankees-Red Sox game was postponed due to rain and will be played as a doubleheader on Saturday.James Shields (13-15) was charged in defeat for 12 hits and seven runs -- six earned -- over five-plus innings.The Royals picked up a first-inning run on a bunt single, walk, and run- scoring groundout from Butler.KC tacked on three more in the third. Dyson led off with a triple and scored on Blanco's triple. Two batters later, Butler plated Blanco then after a walk to Kila Ka'aihue and Josh Fields single, Gordon's base hit made it 4-0 Mike Sweeney Jersey. Yuniesky Betancourt's double-play grounder ended the rally.In the fifth, the home team moved ahead by five runs as Butler led off with a double and later scored when Rays shortstop Jason Bartlett threw away a Gordon grounder. The lead grew to 7-0 in the sixth after Blanco's two-run single.Meanwhile, Chen was nearly unhittable. He retired seven of the first eight batters he faced, then after Shoppach's one-out bunt single in the third, set down nine in a row until a one-out double from Upton in the sixth.From there, the only blemish on Chen's record was a two-out base on balls to Ben Zobrist in the seventh. Rocco Baldelli was retired on a fielder's choice to end the frame, and Chen finished off his start by inducing a line out by Willy Aybar https://www.kcrgear.com/carlos-santana-jersey.The Royals have won four of the six games in the season series...Chen last went the distance on April 25, 2005 at Camden Yards against the Yankees in an 8-1 victory...His only other complete game occurred on September 13, 2004 at Toronto, a 9-1 decision where he allowed five hits, fanned five without walking a batter.