Tensions are high in Ukraine where the government said its forces destroyed part of a Russian armoured convoy after it crossed the border into Ukraine.
Russia has denied the incursion and has accused Kiev of blocking a humanitarian aid from coming to the country.
ITV News correspondent Tim Ewart reports:
More top news
President Emmerson Mnangagwa was whisked to a state house in Bulawayo.
Rose Leslie and Kit Harington are to marry at Rayne Church in Aberdeenshire.
The star founded his most well-known band with his brother, Dimebag Darrell, in 1981.