Why the Trump vs. GOP redistricting battle in Indiana is a big deal

Amid growing signs that even some Republicans are starting to view Donald Trump as something of a lame duck, the president and his allies have apparently chosen Indiana to reassert his dominance of the party.

​ Amid growing signs that even some Republicans are starting to view Donald Trump as something of a lame duck, the president and his allies have apparently chosen Indiana to reassert his dominance of the party. Read More Breaking News, Latest News and Videos | CNN