It's Hot In Many Places In The U.S. How About Some Ice Cream?

What's better on a hot summer day than ice cream? The East Coast is sweltering with heat advisories in New England, the tri-state area, Philadelphia, Baltimore and Washington.

Here & Now's Lisa Mullins revisits her conversation with journalist Amy Ettinger (@ettinger_amy), author of "Sweet Spot: An Ice Cream Binge Across America."