. >> concealing income, using international networorks to make qwik transactions -- to make quick transactions. french authorities struggling to catch up. the finance ministry's response, force.ation of a police >> tax authorities and police have been unable to catch up with the technical expertise of tax cheaters. >> the unit well havee the power to carryout searches and seizures, surveillancnce operations and question and detain suspects. has been made. 129 countries have started exchanging banking information to tackle tax evasion. the french government required more than 11 billion euros last year. ,ver the past 10 years authorities have had t trouble keeping up with complex operatioions. >> tax evasion through bank secrecy is over. other tooools can be used. the g20 must keep combating that. >> there are significant barriers to overcome. some countries still r refuse to share tax information. cambridgeversity of talkss aboutut how much it costo run bitcoin. >> it is the same about of energy used through run switzerland. is equipment intensive. there are warehouses of machines dedicated to

most membersrs of the networorke at large and are a threat to many people. >> the militant right-wing extremist network combat 18, the number 18 stands for the first and eighth letter of the alphabet and t the initials of adolf hitler. germany's interior minister says more needs to be done to tackle the problem, and he's looking into banning the group. >> we believe there are as many as 12,700 violent right-wing extremists. these figures are especially alarming, considering the great affinity for weapons that the right wing extremist scene has. >> the right-wing extremist northern crossnetwork compiled a list of political opponents and even planned to kill them. while most of those targeted are unaware, those politicians invited by president steinmeyer at least had an inkling. for a long time, many did not talk about the hostility they faced and often were not taken seriously when they did. >> above all else, we need an awareness throughout society that these are not just attacks on individuals, but that the roots of democracy are under attack. >> germany's head of state may be focuse