With less than a week to go before Tribune Co. is scheduled to conclude its six-month strategic review, Los Angeles billionaires Ron Burkle and Eli Broad may be back for more, the Chicago Tribune reports.

The two, who paired up for an earlier bid to restructure the media company, aren’t happy that Tribune is huddling with Chicago real estate magnate Sam Zell, and they may want to submit another bid of their own, said sources close to the situation.

Burkle and Broad sent a letter over the weekend to the board of the Chicago-based media conglomerate expressing their wish to see Zell’s proposal and the non-public company data behind it so they can determine whether to put together a competing plan to outbid him, these sources said.

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