on london rivals chelsea. and it may be a chilly start for some, but i find out ahead for the vast majority. rain in northern scotland later. details on breakfast. good morning. it s wednesday, may 3rd. a man has been arrested outside buckingham palace on suspicion of possessing an offensive weapon. it happened yesterday evening, just hours before rehearsals for the coronation took place overnight. a controlled explosion was carried out following the incident, which is not currently being treated as terror related. our reporter vincent mcaviney is live outside buckingham palace. clearly the authorities on high alert, vincent? good morning. goad alert, vincent? good morning. good morninu. alert, vincent? good morning. good morning- there alert, vincent? good morning. good morning. there is alert, vincent? good morning. good morning. there is a alert, vincent? good morning. good morning. there is a huge alert, vincent? good morning. (emf. morning. there is a huge security operati