Research In Motion and Verizon Wireless unveiled on Wednesday a BlackBerry “World Edition” smart phone and service designed to work in more than 60 countries. The BlackBerry 8830 combines CDMA and GSM/GPRS roaming support and is designed to connect to Verizon’s new Global BlackBerry service. Verizon plans to begin offering the device through its business sales channel May 14 and at its retail stores two weeks later.