Russia withdraws troops from border with Ukraine.
As Russia moves thousands of troops to the border with Ukraine, the US has signalled it will dispatch navy warships.
Russia says there is no threat.
Photographing is a particularly difficult thing to do, especially when documenting the suffering of others.
A brief travel guide on what to expect in Ukraine and how best to prepare.
Transgenerational trauma is often overlooked. But breathing new life into research could improve the life of millions.