Eurovision Drama
Joost Klein's Absence and Police Probe
Dutch Eurovision singer Joost Klein missed a key rehearsal, sparking concern.
Police investigated alleged threats made against a Eurovision staff member.
Klein's absence led to voting postponement for final candidates.
Audience reactions included boos, raising doubts about Klein's future.
European Broadcasting Union in discussions with Dutch broadcaster AVROTROS.
Activist Greta Thunberg protests Israel's inclusion in Eurovision.
Thunberg accuses Israel of "artwashing" amid Gaza conflict.
Klein's behavior at a news conference adds to the controversy.
Despite absence, Klein's entry featured in rehearsal show with old footage.
Police investigation concludes, case heading to the prosecutor soon.