The Second World War is to the History Channel what hurricanes are to the Weather Channel and sharks are to Discovery. But on Memorial Day, the cable stalwart will debut a documentary series altogether more ambitious than any of the stand-alone History Channel WWII docs Tony Soprano used to binge. World War II With Tom Hanks brings to bear all the gravitas of its titular narrator, America’s undisputed chief chronicler of the conflict thanks to roles in films like Saving Private Ryan and Greyhound and the HBO trilogy he produced: Band of Brothers, The Pacific and Masters of the Air....