Each week during the season Athlon Sports looks at the best and worst baseball teams and players in the league. Here's our MLB Power Rankings and Players of the Week for August 27, 2012.

 1. Nationals — Is there some friction among management?

Each week during the season Athlon Sports looks at the best and worst baseball teams and players in the league. Here's our MLB Power Rankings and Players of the Week for August 20, 2012.

 1. Nationals — Opponents are batting .210 with runners in scoring position.

Each week during the season Athlon Sports looks at the best and worst baseball teams and players in the league. Here's our MLB Power Rankings and Players of the Week for August 13, 2012.

Each week during the season Athlon Sports looks at the best and worst baseball teams and players in the league. Here's our MLB Power Rankings and Players of the Week for August 6, 2012.

 1. Reds — Aroldis Chapman toughest pitcher in majors.

Each week during the season Athlon Sports looks at the best and worst baseball teams and players in the league. Here's our MLB Power Rankings and Players of the Week for July 30, 2012.

  1. Reds—Everything falling into place in Cincinnati.

Each week during the season Athlon Sports looks at the best and worst baseball teams in the league. Here's our MLB Power Rankings for July 23, 2012.

  1. Rangers—Still the scariest team in the American League.

Each week during the season Athlon Sports looks at the best and worst baseball teams in the league. Here's our MLB Power Rankings for July 16, 2012.

  1. Rangers—All-Star Matt Harrison pitching like Cy Young Matt Harrison.

Each week during the season Athlon Sports looks at the best and worst baseball teams in the league. Here's our MLB Power Rankings for July 9, 2012.

  1. Rangers—Scored fewest runs so far in July.

Each week during the season Athlon Sports looks at the best and worst baseball teams in the league. Here's our MLB Power Rankings for July 2, 2012.

 1. Rangers—First team to win 50 games.

Each week during the season Athlon Sports looks at the best and worst baseball teams in the league. Here's our MLB Power Rankings for June 25, 2012.

 1. Rangers—Three players on pace to drive in more than 100 runs.