A series of controls to enforce drink driving and drug driving regulations across Europe saw police conduct more than 900,000 breath tests in a seven-day period, of which nearly 18,000 were positive. Motorists were also checked for drugs in the operation, organised by the European Traffic Police Network (TISPOL), between 4 and 10 June. In total, 928,863 drivers were controlled. There were 17,970 alcohol offences and 2,773 drug offences detected.