Daily Kos Elections Polling Wrap: The nationals play ping pong while the DCCC plays counterstrike

The new week brings little data, but does bring a couple of things worth talking about as we lumber through the dog days of summer. The national tracking polls yield few clues about what the hell is going on in the presidential race, but the DCCC gets a few points for proper technique in the always intriguing internal polling game.

On to the numbers:

PRESIDENTIAL GENERAL ELECTION TRIAL HEATS:

NATIONAL (Gallup Tracking): Obama d. Romney (46-45)

NATIONAL (Rasmussen Tracking): Romney 46, Obama 43

MINNESOTA (SurveyUSA for KSTP): Obama d. Romney (46-40)

DOWNBALLOT POLLING:

CA-47 (DCCC Internal Poll): Alan Lowenthal (D) 47, Gary DeLong (R) 36

MN-SEN (SurveyUSA for KSTP): Sen. Amy Klobuchar (D) 55, Kurt Bills (R) 31

PA-SEN (Rasmussen): Sen. Bob Casey (D) 49, Tom Smith (R) 38

A few thoughts, as always, await you just past the jump ...