Allegheny County SWAT is responding to a home in Penn Hills, an Allegheny County emergency dispatch supervisor said.
Penn Hills police initially responded to the 1000 block of Jefferson Road at 10:08 p.m., the supervisor said. County police are also on scene.
Jefferson Road is closed until further notice from Turner Lane to McKenzie Drive, county spokeswoman Amie Downs said.
No injuries were reported, and no other information was immediately available.
Lexi Belculfine: firstname.lastname@example.org or 412-263-1878. Twitter: @LexiBelc.