Atlanta Braves (11-1)

The best record in baseball and a sweep of the Nationals is enough for Atlanta to gain the top spot. (Photo by Rob Carr/Getty Images)

The Braves have won 9 straight games to start the season and could extend that with their upcoming schedule.

San Francisco Giants (9-4)

Brandon Crawford continues to hit after a better-than-expected second half last season. (Photo by Brian Kersey/Getty Images)

The Giants completed the series sweep of the Rockies with a 10-0 win on Wednesday.

Washington Nationals (7-5)

Mike Trout took round one. So far Bryce Harper is leading round two. (Photo by Rob Carr/Getty Images)

Ryan Zimmerman became the first player in Nationals history to play 1,000 games in the Nats uniform.

Oakland Athletics (9-4)

Oakland's nine-game winning streak propels them up the list. (Photo by Jeff Gross/Getty Images)The A's earned their ninth straight win with a walk-off home run in the 12th inning over Tigers.

Arizona Diamondbacks (8-4)

Through the early stages of the season Aaron Hill is rewarding Arizona's confidence in him. (Photo by Christian Petersen/Getty Images)

D-backs placed Jason Kubel on the 15-day DL with a strained left quad muscle and activated Cody Ross to take his place.

Los Angeles Dodgers (7-5)

Losing Zack Greinke for eight weeks is a miserable break for the Dodgers. On the bright side: Adrian Gonzalez and Carl Crawford are looking vintage. (Photo by Christian Petersen/Getty Images)

Ted Lilly will make another start in the Minors before coming up to the Majors. Lilly is rehabing from shoulder surgery.

Detroit Tigers (7-5)

Victor Martinez's return is not going as planned so far. (Photo by Leon Halip/Getty Images)

Prince Fielder earned AL Player of the Week honors for his four doubles, two home runs and 11 RBIs over six games last week.

Texas Rangers (8-5)

Expect Julio Borbon—a speedy outfielder—to be moved this week. (Photo by Rob Tringali/Getty Images)

Rangers have decided to keep Derek Lowe in the bullpen and call up Justin Grimm to take the spot in the starting rotation.

St. Louis Cardinals (7-5)

The Cardinals' rotation is just rolling right now. Adam Wainwright, Shelby Miller, and Jake Westbrook are leading the way. (Photo by Jeff Curry/Getty Images)

Adam Wainwright threw his second career shutout against the Brewers which extended the Cardinals pitching staff's string of scoreless innings to 32 innings.

Boston Red Sox (7-4)

Clay Buchholz and Jon Lester are off to hot starts and the Red Sox' bullpen looks good—even with a closer controversy brewing. (Photo by Jim Rogash/Getty Images)

Clay Buchholz carried a no-hitter into the eighth inning of the Red Sox's 5-0 win over the Rays.

Cincinnati Reds (5-7)

A rough week for the Reds, who followed up a series loss to the Cardinals with another to the Pirates. (Photo by Dilip Vishwanat/Getty Images)

Bronson Arroyo had a perfect game through five innings before it all fell apart, and the Cardinals rallied past the Reds, 5-1.

New York Yankees (6-5)

Remember how Robinson Cano wasn't hitting and the Yankees weren't winning during the first week? Scratch that. (Photo by Elsa/Getty Images)

Could this be a look into the future? Robinson Cano played shortstop for one inning in the team's loss to the Orioles.

Baltimore Orioles (6-6)

It's nice seeing Nick Markakis healthy and productive. (Photo by Jim Rogash/Getty Images)

Chris Davis and Manny Machado hit home runs as the Orioles rallied for five runs in the ninth inning to secure an 8-5 win over the Red Sox.

Los Angeles Angels of Anaheim (4-8)

The biggest disappointment in the league thus far. It's not just that they were losing, but how they were losing. (Photo by Stephen Dunn/Getty Images)

Erick Aybar and Kevin Jepsen were added to the disabled list along with Jared Weaver this week.

Toronto Blue Jays (5-7)

Jose Reyes' injury is a big blow to a team that was off to a less-than-desired start. (Photo by Ed Zurga/Getty Images)
Reyes received a second opinion and confirmed that he will likely be out at least 3 months.