TIME/CNN BATTLEGROUND POLLS

The latest numbers from key states:

Colorado: McCain 47, Obama 46

Pennsylvania: Obama 48, McCain 43

Nevada: Obama 49, McCain 44

New Mexico: Obama 53, McCain 40

Dates conducted: August 24-26. Error margin: 4 points.

Read more -- including how Ralph Nader is impacting the race -- here.

First of a series of joint polls to be conducted every week in different battleground states through Election Day.