Authorities investigating three car fires within a two hour span in Niagara Falls. Are they linked?

NIAGARA FALLS, N.Y. (WKBW) — Police and fire investigators in Niagara Falls are looking into whether or not three car fires within a two hour period are connected.

The first car fire broke out just after 10 o'clock, Tuesday night in an alley between Sixth and Seventh Streets.

The next one in an alley between 15th Street and Tronolone Place, just before midnight, Wednesday.

And the third fire in an alley off Niagara Street, near Gill Creek Park, just after midnight, Wednesday.

Authorities tell us nobody one was hurt, and all three are under investigation.