BlackBerry unveils new mid-market Leap smartphone

By Harro Ten Wolde and Euan Rocha BARCELONA/TORONTO (Reuters) - BlackBerry unveiled a new mid-market smartphone on Tuesday dubbed the BlackBerry Leap that is set to replace the Z3 device launched a year ago, in a move to woo buyers in certain emerging markets where BlackBerry still has a fairly large client base. The Waterloo, Ontario-based company said the phone, unveiled at the Mobile World Congress (MWC) in Barcelona, would initially hit stores in U.S and European markets around April and be