Covering mouth an nose is a key element in the protection against the Corona pandemic. It is to be worn indoors and in busy places. Members of the Bundestag also have to wear a mask when they are not in their seats. Finance Minister Olaf Scholz nevertheless went to the lectern and back to his seat without a mask on Tuesday. President of the Bundestag, Wolfgang Schäuble, made very clear to hum that this is unacceptable behaviour.