physician, conrad murray, that could have saved his life. murray, though, is not named in the suit. the mother filed the suit on behalf of the superstar's three children. she is seeking unspecified damages. pope benedict is spending the next four days in britain. it is the only -- it is only, rather, the second time a pope has ever set foot on british soil. >> and the pope will face controversy as he arrives. lama hasan joins us from our london bureau with a preview. good morning, lama. >> good morning to you both. well, yes, there is some controversy, but it's also a significant visit as the british prime minister david cameron said this will be an important and historic trip because not since 1982 has a pope visited the united kingdom. and this will be pope benedict xvi first state visit, one that is hoped will be an opportunity to re-energize the roman catholic church here in britain. and it's an expensive trip. the cost is estimated at $18 million plus $2 million just for security. the pontiff has a packed