Morrisons' finance boss in pole position for top job after promotion

LONDON (Reuters) - British supermarket group Morrisons on Wednesday promoted finance chief Trevor Strain to the role of chief operating officer, putting him in pole position to eventually take over from chief executive David Potts.The promotion is Strain's second in 13 months. Having joined Morrisons, Britain's No. 4 grocer, in 2009, he was appointed chief financial officer in 2013 and assumed the additional responsibilities of group commercial director in October 2018. Potts, CEO since 2015,..