Final answer:
The three major news channels in the United States are MSNBC, CNN, and Fox News. MSNBC has a liberal bias, Fox News has a conservative bias, and CNN is considered moderate.
Step-by-step explanation:
Three major news channels in the United States are MSNBC, CNN, and Fox News. MSNBC tends to have a more liberal bias in their reporting, while Fox News takes a more conservative approach. CNN is generally considered to have a more moderate perspective. These biases can be observed in their reporting and commentary on various issues.