https://www.reuters.com/article/bt-m-a-altice-exclusive/exclusive-altice-founder-drahi-seeks-bigger-stake-in-britains-bt-sources-idUSKBN2HX2AO >Telecoms tycoon Patrick Drahi is looking to increase his stake in BT Group as he seeks to extend his influence at the British company, betting its fibre-optic rollout will boost value, three sources familiar with the matter told Reuters.