March 8, 2013: 100 DFL legislators ask State Legislative Auditor to study orchestra’s use of public funds.
April 17, 2013: Talks break down as sides differ on details of financial analysis.
April 30, 2013: In a letter to the board, Vänskä says he will quit if Carnegie Hall cancels orchestra concerts set for November.
June 13, 2013: Legislative Auditor report says Orchestra has used state money properly, but may need to return $960,000 in state grants from 2013.
July, 2013: Former Senate Majority Leader George Mitchell agrees to mediate dispute.
July 22, 2013: Management proposes lifting lockout for two month of talks, with musicians taking a 25 percent cut if no agreement is reached; musicians reject offer.
Aug. 16, 2013: Mitchell proposes lifting lockout for four months, with musicians making their pre-lockout pay, but returning to lockout if no deal is reached. Musicians accept; management rejects.
Sept. 3, 2013: Negotiating team chairman Richard Davis says board is resigned to fact that Vänskä may leave if dispute is not settled.
Sept. 11, 2013: Musicians say they have made financial proposal. Board dismisses it as “vague framework.”