For turnaround veteran Calhoun, the task is cut out at beleaguered Boeing

As Calhoun tackles the MAX crisis, he also faces questions from European regulators over a deal to buy the commercial arm of Brazil's Embraer in a major strategic move

Beleaguered Boeing Co is putting its future in the hands of a turnaround veteran who has led several companies in crisis, cut his teeth at engine maker General Electric Co and has spent a decade on the board of the world's largest planemaker.

Newly appointed Chief Executive David Calhoun, 62, was made Boeing's chairman two months ago in the midst of the crisis that has rocked the company since airliner disasters in Indonesia and Ethiopia led to the grounding of its best-selling 737 MAX.

This isn't his first taste of corporate upheaval.

Calhoun became chairman of the Caterpillar Inc board shortly after federal