As said earlier, Google has today rolled out the Android 6.0 Marshmallow update for several of it's Nexus devices. The factory images of Android's latest update for Nexus 5, Nexus 7, Nexus 9, and Nexus Player is now available for download, you can get it directly from Google.
Source: Google (1), (2)
Android 6.0 Marshmallow Is Now Available For Nexus Devices
21:40 Android , Android 6.0 , Android 6.0 Marshmallow , Android Marshmallow , Android Update , Google Nexus , Nexus Edit