Dhaka, Nov. 29 -- Ukraine's anti-corruption agencies have begun searching the apartment of President Volodymyr Zelensky's chief of staff Andriy Yermak.

One of the two agencies, anti-corruption bureau Nabu, confirmed that its investigative searches had been authorised and said further details would follow.

A corruption scandal has engulfed several figures close to Zelensky, though neither he nor his right-hand man Yermak have been accused of any wrongdoing.

Andriy Yermak is the president's closest aide and has had his ear throughout Russia's full-scale invasion.

He is also Kyiv's lead negotiator in peace talks with the US, but his position has come increasingly under threat from critics calling for him to go.

Yermak, 54, confirmed on ...