“If some kind of strike systems appear on the territory of Ukraine, the flight time to Moscow will be seven to 10 minutes, and five minutes in the case of a hypersonic weapon being deployed,” Putin said during an investment forum in Moscow last month. “What are we to do in such a scenario? We will have to then create something similar in relation to those who threaten us in that way. And we can do that now.”
https://www.navytimes.com/news/your-navy/2019/12/13/fire-sweeps-russias-only-aircraft-carrier/