. >> let's speak to the barrister and senior counselor greg barnes, spokesman for the australian lawyers alliance and experienced in visa cases for australia. thank you for joining us here on "bbc world news." first off, your assessment of the decision made by the immigration minister, please. >> this decision is made using what many immigration lawyers call god-like powers. in other words the minister has the capacity to visa -- the capacity to cancel the visaed on relatively vague grounds like health, risk to public health. in this partilar case and many of these cases this seems to be a political thing. you n get away with it because of the broad thoafns description that's being used by the government. >> we've just heard boris becker also talking about political overtones. how co-you read those? >> i think mr. becker is right in the sense that the broadness of the discretion used by the minister here and the political overlay of this particular case mean it's inevitable that the minister has taken into account political considerations no matter how they say it's matters of public pol

thank you so much greg barnes. washington and kyiv have accused russia of preparing to carry out false sabotage operations to create a pretext for an invasion of ukraine. the pentagon said moscow had sent a group of trained operatives into eastern ukraine who could carry out acts of sabotage against russia's own proxy forces there. ukraine's defence ministry said russia was plotting to stage similar operations in neighbouring moldova. the kremlin has denied the reports. but speaking at a news conference, 0ur washington correspondent barbara plett usher reports. well, the statement is that the americans have said that they have intelligence that the russians are preparing a pretext for innovation, and this involves, as you said, they have pre—positioned operatives to carry out sabotage attacks against russian proxy forces in eastern ukraine, which they would then blame on the ukrainians. the americans also say the russians have stepped up disinformation campaigns in state and social media. again, framing ukraine a

earlier, i spoke to the barrister greg barns, who's experienced in visa cases. he said, australia's immigration minister, has the power to cancel mr djokovic�*s visa, without having to give written notice or a reasonable time for him to respond. this decision is being made with many a grecian field godlike powers. in other words, the minister has the capacity to cancel a visa on vague grounds if you see the public interest, good order, health public risk, public health. in this particular case and many of these cases there seems to be a political overturn. you can get away with it because of the broadness of the description that's being used by the government. the broadness of the discretion used in the political overin discretion used in the political over in this particular case makes it inevitable to take it into political consideration not matter how they dress it up to be matters of public policy. it how they dress it up to be matters of public policy-— of public policy. it sounds as if what you're — of public policy. it sounds as if what you're talki