Former Massachusetts treasurer Tim Cahill smiled after the judge declared a mistrial in his corruption trial in Suffolk Superior Court. After seven days of deliberations, jurors told the judge they were deadlocked. The deliberations began Dec. 4 and consumed an estimated 40 hours of closed-door conversations.

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Cahill embraced his wife, Tina, after the jury declared a deadlock in their seventh day of deliberations in his corruption trial.

Cahill, right, shook hands with former aide Scott Campbell, who was found not guilty of corruption charges on Dec. 12.

Tim Cahill embraced a supported after the mistrial was declared.