The slam came off the bat of Xander Bogaerts - his second grand slam of the season and the team's sixth.
The Red Sox's six grand slams already this season tie the 1996 Expos for the most by any major league team before May 1, per Elias.
The Red Sox posted a rainy 10-6 victory over the Royals on Monday night, improving to 21-7 while ending the Royals' first two-game winning streak of the season and dropping them to 7-21.
CUBS 3, ROCKIES 2: Jon Lester pitched effectively into the sixth inning, continuing an impressive stretch for Chicago's rotation and helping the Cubs beat Colorado for their season-high fifth straight victory. In the Monday game, Martinez put up two hits and two runs.
In the nitpick department, however, Sale has given up six total earned runs in his last two starts and in his previous four starts this season he gave up a grand total of three. Smoak hit a towering, two-run shot to cap a three-run fourth inning to stake Toronto to a 5-0 lead. Merrifield is 3-for-3 and Alex Gordon 3-for-6, but Alcides Escobar is 1-for-6 (.167) and Salvador Perez 1-for-7 (.143) off the left-hander.More news: Armenia politicians reject opposition leader as PM
Junis, who went 9-3 as a rookie past year, is 3-2 with a 3.34 ERA this season but is coming off a loss that saw him tie a team record by surrendering five home runs to the White Sox in his last start.
The Royals loaded the bases in the first when Rodriguez hit Moustakas on the elbow and took a 1-0 lead when Perez walked on four pitches. Jackie Bradley Jr. and Sandy Leon drove in the other Boston runs. Brandon Woodruff (1-0) got the win in relief, striking out two in 1 1/3 innings. Faria (2-1) gave up just three hits and a walk while striking out six. They also have won nine of Sale's last 12 starts at home. Over 35 innings of work, Sale has 45 strikeouts with eight walks.
Meanwhile the sun keeps shining in the Las Vegas Golden Knights, now up two games to one on the San Jose Sharks after William Karlsson scored on OT to give the Knights a 4-3 win in San Jose last night.
Allen (2-0) entered with one out in the eighth with Cleveland down 4-3 and got the final two outs of the inning. The Houston Astros rode a magnificent start by Charlie Morton to a 2-1 win over the team they defeated in last year's American League Championship series.
In the visiting dugout, Kansas City's pitching staff allowed 5.7 runs per game and its starters own a 4.72 ERA, 1.29 WHIP and 6.99 K/9.