https://www.reuters.com/article/us-britain-huawei-leak/britain-must-get-to-bottom-of-huawei-leak-uk-finance-minister-idUSKCN1S2186 >Britain must get to the bottom of the leak of confidential discussions during a top-level security meeting about the role of China's Huawei Technologies in 5G network supply chains, British finance minister Philip Hammond said on Friday.