The Royals gave Lorenzen some early run support, too. Shortstop Bobby Witt Jr. and designated hitter Salvador Perez hit solo home runs in the second inning. Left fielder John Rave and centerfielder Kyle Isbel added RBI singles in the fifth.

The Diamondbacks made a roster move ahead of their series finale against the Royals by placing right-hander Ryan Thompson on the 15-day injured list.

PITCHING PROBABLES: Royals: Michael Wacha (4-8, 3.62 ERA, 1.26 WHIP, 75 strikeouts); Diamondbacks: Ryne Nelson (4-2, 3.61 ERA, 1.02 WHIP, 59 strikeouts)

The Arizona Diamondbacks lost a disappointing home series to the Kansas City Royals after dropping the final contest in lackluster fashion on Sunday. The Diamondbacks continue to slide further under .500 at 44-46, while the Royals seem to be getting out of a recent skid, improving to 43-48.

Preview the July 4 matchup between the Arizona Diamondbacks and Kansas City Royals with odds over/under, game spread, betting lines and more.

Michael Lorenzen struck out seven in seven dominant innings, Bobby Witt Jr. homered and the Kansas City Royals beat the Arizona Diamondbacks 4-0.

Dallas Keuchel is trying to keep his career alive, signing with the Royals as they look to build more rotation depth heading into the second half of the season.

Finally, the Diamondbacks ended a 10-game homestand with a shutout loss to the Kansas City Royals, 4-0. They went 3-7 during this stretch at Chase Field to fall further behind in the National League Wild Card race.

Vinnie Pasquantino powers the Kansas City Royals to a win over the Arizona Diamondbacks with two home runs and six RBIs.