It’s normal and usual for campaigns to communicate with foreign governments.
Nothing illegal or untoward here.
I guess that’s why he’s not being charged about it but with lying.
He didn’t lie. He told them he could not discuss it and that would be a topic for a later date. That’s not discussing it. And while Trump’s activities were legal, Obama’s were not.
It is illegal for a Senator to negotiate with a foreign government without the blessing of the presidency.
It has become widely ignored in the McCain era, but it is indeed illegal, sport.