Why Cettire, Fortescue, REA Group, and Santos shares are sinking today

The S&P/ASX 200 Index (ASX: XJO) is having a day to forget on Wednesday following a selloff on Wall Street overnight. At the time of writing, the benchmark index is down 1.75% to 7,960.5 points.

Four ASX shares that are falling more than most today are listed below….