By Steve Goldstein
WASHINGTON (MarketWatch) -- The Treasury Department said it's begun a sale of 13.05 million warrants to buy Lincoln National Corp. (LNC 25.74, -0.21, -0.81%) shares. The Dutch auction will start on Thursday, with bids accepted at or above the minimum price of $13.50 per warrant. The government had previously announced its plan to sell warrants in the insurer.