By: Amy Walter, Erin Covey, Matthew Klein
Amy, Erin and Matthew join the Roundtable this week. The upcoming primary in Texas is Tuesday, March 3. While the Senate race is getting most of the national attention - Stephen Colbert hasn't weighed in on any House contests - there are a bunch of important races on the ballot. For starters, we'll be watching four incumbent members, two Democrats and two Republicans, who are in serious risk of losing.









