RFI:-  French police are stepping up arrests over the use fraudulent health passes, Interior Minister Gerard Darmanin said – adding that 400 investigations that have been opened since the passes were first introduced over the summer. Speaking on France 2 during the week, Darmanin said more than 110,000 fake health passes were in circulation, with some 100 people – both users and those involved in trafficking networks – arrested so far. 'The problem with fake health passes is that it is often in complicity with real doctors or nurses,' explained the minister, adding it was difficult to prove a pass