Trump and Russian President Vladimir Putin both have huge egos, and it is quite easy to imagine a scenario in which things between them go very, very badly.
In fact, we may already be starting to see such a scenario play out:

As neo cons seem to fill Trumps Administration, the rhetoric and military maneuvers are heating up from both sides as it looks the tension between Russia and the U.S is not going away anytime soon.

nuclearAt the end of the day instead of Putin using Trump it may turn out to be the other way around, as Trump clearly views China as by far a greater threat and thus Trump seeks to USE Russia as a proxy to put pressure on China…