Sen. Marco RubioMarco Antonio RubioRyan pledges 'entitlement reform' in 2018 Richard Gere welcomes lawmakers' words of support for Tibet Dem lawmaker gives McConnell's tax reform op-ed a failing grade MORE (R-Fla.) is hosting a fundraiser for Rep. Tom CottonTom CottonGOP and Dems bitterly divided by immigration Grassley offers DACA fix tied to tough enforcement measures Five things senators should ask Tom Cotton if he’s nominated to lead the CIA MORE's (R-Ark.) Senate campaign in Miami, the latest help Rubio has provided to Cotton's campaign.

The senator will host a breakfast for Cotton at a popular Cuban restaurant in Miami on Monday, with the minimum contribution suggested at $500.

Rubio's leadership PAC is already spending heavily to help Cotton in his race against Sen. Mark Pryor (D-Ark.), airing ads touting Cotton's military background. The ads are the first major effort to help a 2014 candidate from the group.

The Miami Herald first reported the fundraiser.