When things were tense between Margaret Thatcher, Ronald Reagan

We now know just how tense things really got between Margaret Thatcher and Ronald Reagan during the American invasion of Grenada 30 years ago. Documents released this week by the British government show that up until the day before the 1983 invasion, Thatcher tried to get Reagan to reconsider. Steve Kornacki expands on this and the panel shares other things they learned this week.Aug. 3, 2013