Breaking News: Yemen's ex-president has been killed, reports say. His death could escalate a Saudi-Iran proxy war that has already devastated the country.

Ali Abdullah Saleh, the ousted strongman who once governed Yemen and then conspired with Iranian-backed rebels to claw his way back to power, was killed on Monday after a bomb blew up his family’s compound in the capital, Sana, according to reports from rival factions clashing there.

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