Members of the ex-president's party claim prosecutors investigating him are part of the "radical left".
Cloete Murray was the liquidator for Bosasa, a company implicated in government contract scandals.
Authorities are working out what to do with millions of rotting fish.
The visit - not yet confirmed by Riyadh - would build on a thaw in tensions, brokered by China.
Dozens of children are among the dead as rescue workers use shovels to find people buried in mud.
The move marks a major easing of travel curbs in place since the start of the Covid pandemic.
The US says the two aircraft collided over the Black Sea, but Russia says there was no contact.
The ex-PM says he is "mentally prepared" for sleeping in a cell, as police do battle with his supporters.
Dick Fosbury - the man who revolutionised the high jump in athletics - has died at the age of 76.
Concerns for Mikheil Saakashvili's health have been growing since he said he was being poisoned in jail.