Sienna Miller has reportedly split from her fiance Lucas Zwirner after a year-long relationship.The American Sniper star, 38, is said to have called time on her relationship with the literary editor, according to sources who spoke to the New York Post's gossip column Page Six, although reasons for the break-up are as yet unknown.
Representatives for Sienna in London and New York have yet to comment on the reports. News of the apparent split comes eight months after speculation began that Sienna and Lucas, 29, were engaged, which she fuelled by sporting what appeared to be an engagement ring as she posed for the cameras at the Writers Guild of America Awards in New York in February.
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