The threat of Transformers is still looming since the fall of Chicago and in this (viral video) Public Service Announcement the government advises you to stay alert against eminent threats. See the video below from Transformers: Age of Extinction.

Featurette: Transformers: Age of Extinction – The Fall Of Chicago – Viral Video

Transformers 4 starring Mark Wahlberg, Stanley Tucci, Jack Reynor, Han Geng, Li Bingbing and Kelsey Grammer is slated to hit theaters June 27, 2014.