BAKANG TIRO editors@thepatriot.co.bw At least 20 councilors are threatening to defect from Botswana Congress Party (BCP) as plans to withdraw from the coalition Umbrella for Democratic Change (UDC) gain traction ahead of the party congress in July, The Patriot on Sunday has learnt. Following an official announcement by BCP Secretary General, Goretetse Kekgonegile that the…