Police from seven countries including Switzerland, working with Europol, have arrested 28 people and rescued three children as part of an operation to combat sexual exploitation. Switzerland’s Federal Office of Police (Fedpol) and the cantonal police forces of Valais, Bern, Aargau and Nidwalden took part in the operation, Europol said on Wednesday. It took place from late May to mid-June in Canada, the Czech Republic, Germany, Norway, Poland, Sweden and Switzerland. It also led to the seizure of