u.s. supreme court, one side will side that people in chicago should be able to buy and possess handguns. the other side will argue that common-sense gun laws will help protect everyone. what the high court deciding should affect you. i'm wolf blitzer, you're in "the situation room." two days from today, president obama will likely walk the american public through a road map for passing health care reform. that's what robert gibbs is telling cnn. might that include a political landmine over the process known as reconciliation? it's a word being heard a lot. we've had lisa explain our viewers what this word in washington-speak means. >> you may not have heard of it before, but it's actually been used 22 times sin 1974. democrats see reconciliation as one way to get health care