 Sources say Crooks had information on his devices about Michigan school shooter Ethan Crumbly and his parents, as well as information about how to make bombs. IT systems around the globe in recovery mode after a massive worldwide system crash. It could take days to fully recover. The massive meltdown happening early Friday after CrowdStrike, the world's second largest cybersecurity company, says it issued a routine Microsoft Windows software update. That update had a bug in it that rendered computers useless.