"False Flags" are a feature of government and the U.S. is no exception. Given that we still don't know much about what is going on with these drones, it is perfectly legitimate to discuss the false flag possibility. Douglas Youvan has a peer-reviewed study on the history of false flags and it's a good reminder of manipulative governments can be to garner power and control of individuals and other nations.
The Alien False Flag: Historical Perspectives and Theoretical Implications for Government Control
https://www.researchgate.net/publication/382049370_The_Alien_False_Flag_Historical_Perspectives_and_Theoretical_Implications_for_Government_Control