This cheap FTSE 100 dividend stock is plunging! Should I buy it for my ISA?

Image source: Getty Images UK shares have sold off heavily again in recent sessions. It’s a downturn that means the eye-popping dividend yields on many FTSE 100 stocks have moved even higher. As a big fan of value stocks, I’m looking to go shopping following the stock market’s fresh slump. And the cheap British American…