US President Barack Obama has urged Russia to "move back its troops" on Ukraine's border and lower tensions.
Russia is believed to have massed a force of several thousand troops close to Ukraine's eastern frontier. According to some estimates there are around 30 000 troops, while some US generals believe the number can be as high as 80 000.
A team of US Navy SEALs took control of an oil tanker seized earlier March by three armed Libyans, the Pentagon announced Monday morning.
No one was hurt in the raid, which took place late Sunday in international waters off Cyprus. The ship and its illicit cargo of Libyan oil will be sailed back to Libya under the control of the US Navy, the ABC news informs.
The Pentagon has sent the warship USS Kidd to the Indian Ocean, following an indication that missing Malaysian Airlines plane could have crashed on Saturday in the area.
According to senior administration officials, the missing Malaysian flight continued to "ping" a satellite after it lost contact with radar, the ABC News reports.