what's happening
Tom sembra consapevole di cosa sta succedendo.
Tom seems aware of what’s happening.
Let's see what's happening.
Che cosa sta succedendo in Italia?
What's happening in Italy?
Non so esattamente cosa sta succedendo.
I don't know exactly what's happening.
He/She doesn't know what's happening.
Vi dispiace dirmi che cosa sta succedendo?
Would you mind telling me what's going on?