A ransomware attack hits blood donation nonprofit OneBlood, which has asked over 250 hospitals in the US to activate their critical blood shortage protocols (Sean Lyngaas/CNN)

Sean Lyngaas / CNN:
A ransomware attack hits blood donation nonprofit OneBlood, which has asked over 250 hospitals in the US to activate their critical blood shortage protocols  —  A cyberattack has hit a blood-donation nonprofit that serves hundreds of hospitals in the southeastern US.