For many 3- and 4-year-olds, pre-K is the real start to their education. Some cities already fund programs.

The process allows senators to avert a filibuster and bring a bill to a vote with a regular majority, but only in specific cases.

From classic rock to gospel, even music stations are seeing a bump in ad revenue from the Senate runoffs.

Candidates are likely to use money to double-down on TV and online advertising, and to get out the vote.