Why am I unable to power my Droid Turbo 2 off?

[AC Question]

I am unable to power my droid turbo 2 phone off

I was playing a game and its like my phone got stuck and now it has a blank screen and will not allow me to power it off

 

[Javier P]

Re: I am unable to power my droid turbo 2 phone off

Have you already tried holding the Power button for 15 seconds?