Gov. Scott Walker insists he is not thinking about running for president in 2016.
President Barack Obama and Republican Mitt Romney and their allies so far have spent a jaw-dropping $87 million on TV ads in just a handful of presidential battleground states, an early and unprecedented explosion of spending for a general election still a full five months away.
Mitt Romney has won more than 100 delegates while clinching the Republican nomination for president.
About 100 voters are attending the Republican caucuses at Aurora’s Foxbridge Middle School. Some say they’re backing Mitt Romney because they believe he has the best chance of defeating President Barack Obama.