And just like that, BlackBerry's first U.S.-bound BB10 device has Verizon Wireless' support. The Z10 had yet to be announced for VZW until today, but it looks as if it'll ship to customers of that carrier just days after it arrives on AT&T's network. Starting 3/14 at 8am ET, VZW customers will be able to pre-order the handset, with initial...