Brad Kubota has been hired by Canwest Broadcasting as VP responsible for global sales, effective Sept. 1. The announcement, made today in a press release, says Kubota will be replacing Ruth Powell, who is retiring after two decades with Canwest. The announcement marks Kubota’s return to Canwest, where he previously worked as VP, local sales. From 2001 to 2003, Kubota served Canwest in the capacity of VP and GM of revenue management national sales and revenue manager of Canwest’s western operations. Kubota will be based in Vancouver.