European Parliament spokeswoman Marjory Van Den Broeke confirmed that emergency services were called. UKIP was instrumental in getting Britain to hold a referendum on EU membership. Woolfe had announced his intention to run in an upcoming leadership contest. Steven Woolfe is recovering in hospital where he is being kept overnight as a precaution. In a statement he said: “I am feeling brighter, happier and smiling as ever. I am sitting up and said to look well.The only consequence at the moment is a bit of numbness on the left hand side of my face.” An investigation into the circumstances was under way. The incident represents potentially the gravest crisis yet for a party that has at times appeared to lurch from one calamity to another.