Masked gunmen last night carried out an attack on the office of anti-mass migration Bundestag member Bettina Kudla in Leipzig, a police spokeswoman has confirmed. A sinister message claiming responsibility for the office break-in was posted on the far left Indymedia website. Accusing Ms. Kudla’s Christian Democratic Union (CDU) party of the “mass murder” of migrants in the Mediterranean, it threatened “Germans will always have to pay the price”. Overnight, four windows of Ms. Kudla’s office were smashed and 40 square metres of the building’s exterior, along with three cars parked outside, was smeared with a black, tar-like substance. A witness who observed the attack said there were three perpetrators, all masked, and that one of the vandals was wearing a helmet. The CDU politician’s office was previously trashed by criminals in August. Ms. Kudla recently came under fire for using the word “Umvolkung”, a term critics linked to Nazi Germany. Meaning “ethnicity inversion”, it refers to the forced ethnic transformation of a population and has recently been used by right wingers criticising mass migration. The statement posted on Indymedia, which claims responsibility for the attack, slams the idea of a demographic transformation of Germany as “a myth”. It was revealed