A ferocious advertising campaign is underway with passage of President Donald Trump’s landmark policy bill hanging in the balance, as political groups and business interests spent at least $35 million just this month to try to sway key members of Congress and their constituents.

The Senate on Sunday afternoon began debate on President Donald Trump's megabill for his second term priorities after a dramatic procedural vote late Saturday night. There is up to 20 hours of debate but while Democrats will use their allotted 10 hours,