Shell cuts its valuation $22 billion as it battles the impacts of the coronavirus on the oil industry

· Oil major Shell says it is writing down the value of its assets by up to $22 billion as it adjusts to oil's historic crash in recent months.
· Shell said it expects oil prices to level at $50 a barrel in 2022, versus an initial prediction of $60 a barrel. 
· Earlier this month, oil major BP slashed its valution by almost...