The Internal Revenue Service (IRS) used an instant-messaging system that did not automatically save the messages they sent, according to newly released emails obtained by the House Committee on Oversight and Government Reform. Disgraced former IRS official Lois Lerner loved the agency’s “Office Communication Server” (OCS) specifically because it left no record of her messages during the period in which her department was targeting conservative and tea party groups. “I was cautioning folks about email and how we have had several occasions where Congress has asked for emails and there has been an electronic search for responsive emails — so...