welcome back. i m alex witt here at msnbc world headquarters in new york. as we approach the bottom of the hour, here s what we re monitoring for you. this sad news to share out of hollywood, veteran actor bill pac paxton died saturday due to complications from surgery, he was in twister and titanic. he was nominated for hatfields and mccoys. he earned three golden globe nominations for his hbo series big love. bill paxton just 61 years old. let s take you overseas now. massive crowds in trafalgar square and they re gathered for the first open-air screening by