Freedom Caucus

All men
Mark Meadows of North Carolina, Chairman, 2017–present[39][38]
Justin Amash of Michigan[39]
Brian Babin of Texas[40]
Joe Barton of Texas[41]
Andy Biggs of Arizona[42]
Rod Blum of Iowa[40]
Dave Brat of Virginia[43]
Jim Bridenstine of Oklahoma[44]
Mo Brooks of Alabama[45][46]
Ken Buck of Colorado[47]
Warren Davidson of Ohio[48]
Ron DeSantis of Florida[39]
Scott DesJarlais of Tennessee[49]
Jeff Duncan of South Carolina[50]
Trent Franks of Arizona[47]
Tom Garrett Jr. of Virginia[51]
Louie Gohmert of Texas[41]
Paul Gosar of Arizona[52]
Morgan Griffith of Virginia[6]
Andy Harris of Maryland[40]
Jody Hice of Georgia[53]
Mike Johnson of Louisiana[54]
Jim Jordan of Ohio,[39] Chairman, 2015–2017[55]
Raúl Labrador of Idaho[39]
Alex Mooney of West Virginia[40]
Gary Palmer of Alabama[44]
Steve Pearce of New Mexico[47]
Scott Perry of Pennsylvania[40]
Bill Posey of Florida[40]
Mark Sanford of South Carolina[40]
David Schweikert of Arizona[47]
Randy Weber of Texas[56]
Ted Yoho of Florida[56]

Click on Wiki links here to get the personal info on each
http://ift.tt/1DYVi7A

Looks like mostly rural districts, though many are from states that are all Republican.
Map http://ift.tt/2n1cqMs

Seems none of their seats are vulnerable, so Trump's tweets are just letting off steam so he does not pop an artery in his forehead.