Is now the time to buy Nvidia? Cramer says ask these questions to arrive at an answer

The war in Iran has forced investors to act more like military strategists instead of stock pickers, CNBC's Jim Cramer said Thursday. However, he recommended investors ask themselves a series of questions to guide their decision-making with the conflict's resolution still uncertain."I'm going to turn the whole process upside down and think about what the war really means to someone who's simply trying to build a portfolio," Cramer said on "Mad Money," shortly after President Donald Trump announced he was ex ...