The package, which was discovered around 8 a.m., contained multiple vials — two of which tested positive for an “unspecified ...

A package received by the Arizona Supreme Court tested positive for a "homemade explosive substance," authorities said.

Court officials discovered the package, which had no return label, prompting an immediate law enforcement response.

Multiple buildings were evacuated on the Arizona Capitol Mall on Monday due to the contents of a package sent to the state ...