Today was a very good day on Wall Street.  Dow Leaps 497 Points as U.S. Lays Out Bank Rescue Plan (NY Times)   Some say we may have seen the bottom.  Some say not. This week will be an important one as we watch each day how the markets respond to the actions of both the Federal Reserve and the U.S. Treasury.  Read on to learn what's being done and view 4 videos that help answer the question.

