evidence: Elon Musk has apologised for endorsing an antisemitic conspiracy theory, admitting it may have been "literally the worst and dumbest post I've ever done". [...] His comments came shortly after Musk visited Israel, where he toured a kibbutz attacked by Hamas militants and held talks with top leaders. [...] On 28 November, Musk was accused of promoting a long-debunked conspiracy theory which alleged high-profile Democrats ran a paedophile abuse ring from a Washington pizza restaurant.