Mining giant Rio Tinto and two of its former executives have been charged with fraud, after it was discovered they allegedly inflated the value of coal assets acquired in 2011. The CEO and CFO failed to follow accounting policies and comply with company policies, and have been charged with violating the anti-fraud, reporting, books and records and internal control provisions of the federal securities law. 

http://www.smh.com.au/business/mining-and-resources/former-rio-tinto-ceo-tom-albanese-excfo-guy-elliott-charged-with-fraud-by-sec-20171017-gz2zhi.html