Five things to watch in Texas's primaries Tuesday

(The Hill) -- The first primaries of the year are taking place on Tuesday in Texas, setting the stage for November’s midterm battle in the Lone Star State.  Both parties are watching a number of key races, including the Democratic primary in the 28th Congressional District and the Republican attorney general primary. Texas primary election: Wait times at polling placesHere are five things to watch ahead of Tuesday’s primaries in Texas:Can Cuellar overcome another progressive cha