The candidates in the top 1% have accounted for about 78% of the ad spending in the presidential race so far, according to new numbers.
The two self-funding billionaires in the Democratic primary, former New York City Mayor Mike Bloomberg and activist business executive Tom Steyer, have spent the most by far — a combined $320 million, out of $409.8 million spent in the presidential contest up to Jan. 13. CONT.
Jessica Taylor, NPR News