If you didn't get enough mobile news during the week, not to worry, because we've opened the firehose for the truly hardcore. This week, we were treated to a peek at the Lumia 928 in white, Canada's upstart carriers made waves, BlackBerry users got a new free calling option and the Lumia 520 spread its wings to more carriers in the UK. These stories and more await after the break. So buy the ticket and take the ride as we explore all that's happening in the mobile world for this week of April 8th, 2013.Filed under: Cellphones,