OVERSIGHT - ALL ARTICLES
Software will identify criminal activity hotspots, offer mapping and conduct threat level assessments.
House committee is giving the department until May 23 to produce documents, but law does not require DHS to submit plans to Congress.
House chairman seeks estimates of tax savings the subsidiaries have generated and data on gross profits, owners, employees and benefits.
Senators probe internal e-mails reporting 1,000 suicide attempts per month.
House chairman issues subpoena; dispute could lead to a legal showdown if the sides cannot reach an accommodation.
Administrator says foreign-inspection system would not have prevented the recent heparin contamination.