By Ashley Cowburn A Tory Minister who appeared to mix up Rwanda and the Democratic Republic of Congo on BBC Question Time has said he was “struggling” to hear the question. Chris Philp gave the excuse just days after the audience gasped as the Tory MP asked “Rwanda is a different country to Congo, isn’t it?”on the programme. The exchange also led to a short outburst of laughter while fellow panellist Shadow Health Secretary Wes Streeting’s eyes darted around the studio in disbelief. Appearing on the BBC’s Sunday Laura Kuenssberg’s programme alongside Mr Streeting once again, the Home Office Mi…