https://www.reuters.com/article/us-britain-europe-ee-roaming/uk-mobile-operator-ee-to-bring-back-roaming-charges-in-the-eu-idUSKCN2E01KK >LONDON (Reuters) -British mobile operator EE said on Thursday it was bringing back mobile roaming charges in the European Union for new and upgrading customers from next January, wiping out a benefit that has saved tourists and business travellers millions of pounds since the charges were abolished in 2017.