A new trailer from E3 where Dominic Guay discusses Watch Dogs 2, and the comments from the game's senior producer are illustrated by footage of free-roaming missions in a virtual San Francisco. Here's word from UbiBlog:

Watch Dogs 2’s open-world take on the San Francisco Bay Area is big, dynamic, and exciting, filled with things to hack and secrets to uncover. To find out what went into re-creating San Francisco and turning it into a massive hacker playground, we spoke with Senior Producer Dominic Guay about who some of Watch Dogs 2’s bad guys are, how multiplayer works, and what some of world’s standout features are.