World's richest gain $26bn as sanctions hit Russia

Amancio Ortega was the week's biggest gainer. The 300 wealthiest people on Earth added $25.6 billion to their collective net worth this week as the U.S. government imposed economic sanctions on several Russian billionaires. Amancio Ortega was the week’s biggest gainer, according to the Bloomberg Billionaires Index.  The 77-year-old co-founder…