US markets today refer to the current state of the financial markets in the United States. The evidence provided does not offer specific information about the current state of US markets. It appears to be a general article title from USA Today, suggesting that the content may discuss the potential impact of the midterm elections on 401(k) investments. However, the title does not provide any information about the current market conditions or performance. The article title does not mention any specific details about the US markets today, such as stock prices, economic indicators, or market trends. Therefore, it is not possible to provide a detailed answer about the current state of US markets based on the provided evidence.