UPDATE 4:14 p.m.
Raytheon tells KGUN 9 that after Tuesday's evacuation, police investigation determined the package posed no threat.
According to a spokesperson with the company, "the facility is now returning to regular operations."
UPDATE 3:25 p.m.
According to Tucson Police, a call around 11:30 a.m. Tuesday reported a "suspicious item on property.
TPD says its Explosive Ordnance Disposal team conducted a sweep and issued an "all clear" at about 2:30 p.m.
Police tell KGUN 9 "no criminal violation was noted."
KGUN 9's Heidi Alahga will have a live report in our evening newscasts.
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Tucson police say its Explosive Ordnance Disposal was on scene at the Raytheon complex on South Nogales Highway and Aerospace Parkway south of Tucson International Airport.
Multiple individuals have confirmed with KGUN news staff that they have left Raytheon for the day.
Sources have also told KGUN 9 that an all-clear was issued, but that the complex and shifts remain disrupted due to the activity earlier in the day.
Sources who have contacted KGUN 9 tell us that nine buildings were evacuated, and the majority of second shift workers were told their shifts were canceled for the day.
This is a breaking news story. KGUN 9 is sending a reporter to Raytheon, and will have new information in this story once it becomes available.
Watch for LIVE reports in our evening newscasts.
