Ukraine war latest: Ukraine 'may or may not be Russian someday', Trump says as his aides prepare for Kyiv visit
Donald Trump has speculated on the prospect of a Ukraine-Russia peace deal - as talk over potential negotiations intensifies.
Mobile games can support each other in the race for user attention | Aarki
Aarki's mobile retention report sheds light on the app-browsing habits of different types of gamers, and how devs can keep their attention.