Meteorologists and aviation authorities are monitoring wind direction and the ash cloud's movement from Iceland to determine where and when to shut down airspace in Europe.

VOA: standard.2010.04.15

The counterterrorism operation in Chechnya was instituted in 1999, when Russia sent troops for the second time since the collapse of the Soviet Union to put down a local separatist movement.

VOA: standard.2009.04.16

The results are mixed. For example, the report says progress is being made in bringing down child deaths, but there has been little or no movement in maternal and newborn health.

VOA: standard.2009.05.21