joining us is oliver cornock, managing editor at oxford business group. good morning to you.d morning. is the third day we have lead on the truck attacks in berlin. —— it is. this is one of the most significant details, he was under surveillance but there was evidence that they stopped following him? yes, and -- an all—too—familiar discussion. was hea an all—too—familiar discussion. was he a lone wolf or was there a group behind him? security services will behind him? security services will be asking these questions. it raises lots of questions. the public want answers. often they are not available. i think it also calls into question the information sharing between organisations, he had history in italy and tunisia. it does raise questions and perhaps calling for their needs to be rated integration between organisations. it isa integration between organisations. it is a story that keeps growing. we will be following that closely, there is now a 100,000 euros reward for information leading to his arrest, there is concern in germany that he may be part of a bigger terrorist ce