Man with knife stabs 3 people inside Virginia plasma center

  • This undated mugshot shows Jairique Shannon, who is charged with three counts of malicious wounding in an attack on people at a plasma center in Petersburg, Va., according to jail records. Authorities say that three people were attacked Thursday, July 4, 2019, by a man wielding a long blade at Octapharma Plasma. (Riverside Regional Jail via AP)

  • A crew from Aftermath Services in Richmond places tarp over the entrance to Octapharma Plasma in Petersburg, Va., Friday, July 5, 2019. The crew had sealed the doors and was preparing to enter the business where, the day before, a 20-year-old Petersburg man is alleged to have attacked customers with an unidentified cutting weapon. The suspect, identified by police as Jairique L. Shannon, faces three charges of malicious wounding. (Bill Atkinson/The Progress-Index via AP)

PETERSBURG, Va. (AP) — A 20-year-old Virginia man walked into a plasma donation center during a Fourth of July community cookout, asked to use the restroom, then began randomly stabbing people with a long knife as customers and staff members ran for cover, authorities said Friday.