(CNN) The campaigns of Bernie Sanders and Pete Buttigieg on Monday requested a partial recanvass of the results from the Iowa caucuses.

Sanders' campaign has asked for a recanvass of 25 precincts and three satellite caucuses in the state, arguing that if "errors" are corrected, the Vermont senator would pick up one national delegate.

Buttigieg's campaign, meanwhile, has asked for a recanvass of 66 precincts and all satellite caucuses in the state, a total of 143 precincts, the Iowa Democratic Party said.

The state party would not say Monday how long the recanvass would take.

"I can't tell you exactly," Iowa Democratic Party Chairman Troy Price said.

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