Analysis: Cologne attacks show Germany unprepared for migration challenge
Germany took in 1.1 million migrants last year; police unions complain forces have inadequate resources
People from Syria hold placards reading 'Syrians against sexism' during a rally outside the main railway station in Cologne, Germany, January 16, 2016, where the vast majority of dozens of New Year Eve assaults on women took place. ByMICHELLE MARTIN/REUTERSUpdated: 
