NEW: DHS Secretary Kirstjen Nielsen is about to go under the microscope. House Homeland Security Chair Bennie Thompson tells her in a letter this evening she is “long overdue” for an oversight hearing, having appeared just once when the panel was under GOP control.

NEW: DHS Secretary Kirstjen Nielsen is about to go under the microscope. House Homeland Security Chair Bennie Thompson tells her in a letter this evening she is “long overdue” for an oversight hearing, having appeared just once when the panel was under GOP control. pic.twitter.com/UVtTYXSM00

— Laura Litvan (@LauraLitvan) January 5, 2019