US business activity jumps to a 4-month high in June, showing that the shock of the coronavirus pandemic is easing

· IHS Markit's flash US purchasing managers index jumped to 46.8 in June, from 37 in May, the company reported Tuesday. 
· It's the highest the index has reached since the coronavirus crisis hit the US. Still, any reading of less than 50 signals a contraction. 
· "The improvement will fuel hopes that the economy can return...