January 31, 2020
From Market Place:
"One of them, Michael Bloomberg, is blanketing airwaves across the country. When he enters a TV market, ad rates go up by an average of about 22%, according to Advertising Analytics. The other, Tom Steyer, has focused on early voting states, spending more than $17 million of a record $61 million on TV campaign ads in Iowa alone."
Read or listen to the full story here.