Was anyone still inside the control tower when the power failed?

How to say “Was anyone still inside the control tower when the power failed?” in Japanese

In Japanese

停電(ていでん)したとき、管制塔(かんせいとう)にはまだ誰(だれ)か残(のこ)ってたの？

Teiden shita toki, kanseitō ni wa mada dareka nokotteta no?

Was anyone still inside the control tower when the power failed? in other languages