Rep. Jeff Denham is the latest member to attempt to enter a facility housing unaccompanied minors.
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Immigration debate looms large in California Republican's re-election bid
Rep. Jeff Denham wanted in. For nearly 10 minutes on Monday, the Republican congressman from California's central valley stood at the door of a building that he believed to be housing unaccompanied migrant children, some of whom had been separated at the border.

