 kind of highlighted the risks of relying on a single supplier or vendor for something as important as the safety of our IT systems. CrowdStrike's website says nearly 60% of Fortune 500 companies use its software. Mike Dabusky, ABC News. The CDC has issued a warning about a listeria outbreak linked to deli meats. More than two dozen people across 12 states have been affected and two people have died. The source of the outbreak has not been identified. You're listening to ABC News.