Democrats and union leaders are organizing the effort to oust Gov. Scott Walker after he pushed through a law that ended collective bargaining for most public workers. They need to gather more than 540,000 signatures over the next few weeks in order to trigger an election.

That's more than half of what is needed to force a recall election in just 12 days. Recall efforts must collect about 540,000 signatures by January.

Recall supporters in Wisconsin say they are submitting one million signatures, which is nearly twice the number needed to trigger a recall election. The state elections board must verify the signatures, which could take months. Democrats are still searching for a candidate to run against Republican Gov. Scott Walker.

Gov. Scott Walker on Monday said he would not challenge any of the recall signatures, which means the election can proceed. The Recall Elections Blog takes a close look at a very rare and often very successful political maneuver.

Critics of Gov. Scott Walker are looking forward to November 15th, with is the day they can begin circulating recall petitions. The group People First is opening a Superior office to coordinate the regional effort. This week they'll begin training volunteers in how to collect petitions.

Elections officials are expected to recommend a recall election go forward at meeting Friday. Supporters collected more than 900,000 valid signatures for a special election challenging Gov. Scott Walker. Despite charges of widespread fraud, elections officials rejected only 3 percent of the signatures collected.

Critics who want the governor out have a lot of work ahead of them. They'll need to gather, on average, about 12,000 signatures a day from now until January to trigger a recall.

As many as 30,000 people showed up at a rally Saturday as part of the effort to recall Wisconsin governor Scott Walker. Organizers say they have 105,000 signatures on the recall petition. They need 540,000.