These days you never know what could be used as a deadly weapon of mass destruction requiring a militarized SWAT response.
In San Marcos, California, where students and staff members are always looking out for potential domestic terrorists, a call to 9-1-1 prompted a full university lock-down and brought elite members of the police department out in force.
It turns out, it was only an umbrella. Late Wednesday, 10News spoke with Bill Craig, who has been a staff member at the university for 17 years. He was walking with his umbrella on campus that morning because of the rain.