• Five things: A developer fight, Hancock's sign aglow, and what's newly opened this week

    Good morning, Boston. Here are the five things you need to know in Boston business news to start your Tuesday. A real estate developer has failed to live up to its agreements to build senior housing in Newton and Weston, its partner claims in a new lawsuit. Greg Ryan reports on the suit, which lays bare the behind-the-scenes drama facing projects beset by higher financing costs.The iconic John Hancock signature hoisted atop the company’s U.S. headquarters in Back Bay in late October,

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