Dow opens down nearly 600 points and the S&P 500 enters bear market

Dow opened down nearly 600 points and the S&P 500 entered the bear market on growing fears that aggressive interest rate hikes could tip economy into recession.

Wall Street tumbled even more Monday, sending the S&P 500 down more than 20% from its record, amid fears that a recession is more likely given how unshakeable inflation has become.

The S&P 500 was 2.7% lower in the first trading…