of "real concerns" over russian military activities at the border with ukraine. we don't know what president putin's intensions are, but we do know what's happened in the past, we do know the playbook. as the netherlands battles record coronavirus infections, a second night of rioting has broken out as people object to restrictions on their movement. hundreds of people lit fires and pelted the police with rocks and fireworks in the hague. it follows friday night's violence in rotterdam, when at least 50 people were arrested, and several others received gunshot wounds. our correspondent in the hague, anna holligan, reports. explosion. another dutch city