(Through Friday's games. Most recent in parenthesis)
1. Chicago Cubs. Postseason foes beware: Have an astounding 51-20 record at Wrigley. (1).
2. Texas Rangers. Rotation entered weekend 1-4, 11.70 in last five starts. (2)
3. Washington Nationals. Real concern if Strasburg will be at full strength in postseason. (3)
4. Cleveland Indians. Santana-Napoli first 30-HR duo since Thome-Burks in '02. (4)
5. Los Angeles Dodgers. How big is Kershaw's return? They were 14-2 in his starts before DL stint. (5)
6. Boston Red Sox. Masters of the blowout win need to take some close ones down the stretch. (6)
7. Toronto Blue Jays. Starters have struggled for more than a month. (7)
8. Baltimore Orioles. Have 13 games left against Jays, Yankees and Red Sox. (8)
9. Detroit Tigers. After series with Orioles, have big chance to gain ground with seven of 10 games vs.
10. New York Yankees. Baby Bombers have stunningly made themselves relevant in playoff race. (16)
11. San Francisco Giants. Colossal collapse: Entered weekend 17-32 since All-Star break. (9)
12. New York Mets. Riding Cespedes' bat through injuries to stay in race. (18)
13. St. Louis Cardinals. Piscotty gets to 20 homers in first full season. (10).
14. Houston Astros. Hinch fumes after bizarre wild pitch call in Cleveland costs two runs. (15).
15. Seattle Mariners. Still in the hunt but behind six teams in wild-card race. (14)
16. Kansas City Royals. Bullpen hasn't found the same magic it had last year. (12)
17. Miami Marlins. Fernandez may get shut down if Fish get fried in playoff race. (13)
18. Pittsburgh Pirates. Toast in race after devastating loss to Cardinals. (17)
19. Colorado Rockies. UB's Murphy homers twice in first five games after callup from Albuquerque. (19)
20. Chicago White Sox. Abreu pushing a .300-30-100 season. (20)
21. Philadelphia Phillies. Will impact race with seven games left against Mets. (21)
22. Milwaukee Brewers. Broxton climbs wall for Web gem to rob Cubs' Rizzo of longball. (22)
23. Los Angeles Angels. Shoemaker OK after frightening liner to the head. (26)
24. Oakland Athletics. Cotton's debuts with organization: Near-perfect in Nashville, one run in 6 1/3 in MLB. (23)
25. Tampa Bay Rays. In stretch of 26 straight vs. AL East foes, all of whom are in playoff race. (25)
26. Arizona Diamondbacks. At 25-44, only Braves and Twins are worse at home. (28)
27. Cincinnati Reds. Votto stays put, doesn't get dealt to contender. (24)
28. San Diego Padres. Ortiz's parting gift at Petco: A surfboard with his likeness on it. (27)
29. Atlanta Braves. Swanson's first career homer is inside-the-parker in DC. (30).
30. Minnesota Twins. As losses pile up, Dozier goes homer happy. (29)