Investors are looking for an investment opportunity after CrowdStrike's mistake last week.Shares of cybersecurity company SentinelOne (S 7.67%) surged on Monday because it's one of CrowdStrike's biggest rivals and CrowdStrike is struggling. As of 11:30 a.m. ET, SentinelOne stock was up 8% whereas CrowdStrike stock was down about 12%.Why could this be good for SentinelOne?According to Microsoft, an estimated 8.5 million Windows-based devices went down Friday after CrowdStrike's software update had a defect. ...