*By Carlo Versano*
Facebook shares dropped Friday afternoon after the company announced that 50 million accounts may have been compromised by hackers exploiting a security vulnerability.
Guy Rosen, the company's VP of product management, said the breach was discovered on Tuesday and affected its "View As" feature, which allows people to see what their own profile looks like to someone else. Rosen said the vulnerability has been patched.
"We’re taking this incredibly seriously and wanted to let everyone know what’s happened and the immediate action we’ve taken to protect people’s security," Rosen, wrote in a [blog post](https://newsroom.fb.com/news/2018/09/security-update/) on Friday.
Facebook ($FB) discovered that unknown attackers manipulated a piece of code that allowed them to steal security tokens that usually keep accounts logged in.
The post was light on detail and was seemingly intended to show the company's efforts at transparency, just months after it was pilloried for a mishandling of the Cambridge Analytica breach.
After that scandal, CEO Mark Zuckerberg [said](https://m.facebook.com/zuck/posts/10104712037900071) in a Facebook post, "We have a responsibility to protect your data, and if we can't, then we don't deserve to serve you."
The U.S. military said a Russian warplane struck the propeller of a U.S. drone over the Black Sea, causing America forces to bring the unmanned aircraft down in international waters.
The Environmental Protection Agency (EPA) is proposing the nation's first-ever drinking water standard around polyfluoroalkyl substances (PFAS) or "forever chemicals."
President Joe Biden signed an executive order on Tuesday that will ramp up the number of background checks conducted before gun sales.
A pioneer for women’s and family rights in Congress, former Colorado Rep. Pat Schroeder, has died at the age of 82.
Illinois will become one of three states to require employers to offer paid time off for any reason.
Roku was among those businesses impacted by the fall of Silicon Valley Bank, having around 26 percent of its cash and cash equivalents deposited at the bank.
Depositors withdrew savings, and investors broadly sold off bank shares as the federal government raced to reassure Americans that the banking system is secure following two bank failures.
The Biden administration is approving the major Willow oil project on Alaska’s petroleum-rich North Slope.
Donald Trump’s former lawyer and fixer Michael Cohen is expected to testify Monday before a Manhattan grand jury investigating hush money payments he arranged and made on the former president’s behalf.
Chinese leader Xi Jinping was awarded a third five-year term as the nation's president Friday, putting him on track to stay in power for life.
