It's more or less correct the way the headline has it, but technially an "en dash" is supposed to be used in this situation rather than a hyphen. https://en.m.

It's more or less correct the way the headline has it, but technially an "en dash" is supposed to be used in this situation rather than a hyphen. https://en.m.wikipedia.org/wiki/Dash#Attributive_compounds https://en.m.wikipedia.org/wiki/Dash#Attributive_compounds