A 30-year-old man is arrested after police allege he carried a knife around a shopping centre in Melbourne’s east. Multiple outlets report that the man is taken to hospital for assessment following the arrest. The reports describe the incident as occurring at a shopping centre in the eastern suburbs, with police responding to concerns about the alleged weapon. Details about the specific shopping centre, the circumstances leading up to the arrest, and the outcome of the hospital assessment are not provided in the available summaries. The reports consistently characterize the matter as an allegation, with no confirmed account of whether any injuries occurred or whether the knife was displayed or used. The man’s age is reported consistently across the outlets, as is the sequence of events: alleged knife at the centre, arrest, and hospital assessment. Further information, including any charges and the findings of the assessment, is not included in the provided text.