Bomb squad detonates device found on Ukiah building

(1 of ) Authorities in Ukiah exploded a suspected improvised explosive device found on the roof of a State Street dog-grooming facility on Thursday, Dec. 7, 2017. (UKIAH VALLEY FIRE AUTHORITY/ FACEBOOK)

(2 of ) Authorities in Ukiah exploded a suspected improvised explosive device found on the roof of a State Street dog-grooming facility on Thursday, Dec. 7, 2017. (UKIAH VALLEY FIRE AUTHORITY/ FACEBOOK)

(3 of ) Authorities in Ukiah exploded a suspected improvised explosive device found on the roof of a State Street dog-grooming facility on Thursday, Dec. 7, 2017. (UKIAH VALLEY FIRE AUTHORITY/ FACEBOOK)