NII Holdings and Motorola Mobility Partner to Launch PRIP™ Push-to-Talk in the U.S.

RESTON, Va. and LIBERTYVILLE, Ill., July 8, 2013 /PRNewswire/ -- NII Holdings, Inc. [NASDAQ: NIHD], a provider of differentiated mobile communication services under the Nextel brand in Latin America, and Motorola Mobility, today announced the launch of PRIP™, an...