Caribbean island’s PM in hospital after being hit by rock at protest

St Vincent and the Grenadines Prime Minister Ralph Gonsalves was injured (Kevin Hagen/AP)

The prime minister of St Vincent and the Grenadines has been treated in hospital after a demonstrator threw a rock at his head during an anti-vaccine protest led by nurses and other emergency workers on the eastern Caribbean island.

Ralph Gonsalves was bleeding profusely but is expected to recover, according to a statement from his office.