Why Top Democrats Are Spending in Texas; Dateline's Cold Case Investigation

President Trump has launched a major campaign blitz aimed at helping Republicans hold their narrow majority in Congress, with one of his first stops in Texas. There, Attorney General Ken Paxton is locked in an unexpectedly close Senate race against Democrat James Talarico, and top Democrats are now funding ads in support of Talarico. NBC News chief White House correspondent Garrett Haake explains why Democrats believe they may finally be able to flip Texas, examining the dynamics that have made the race competitive and the national implications of the spending. The broadcast also features a Dateline investigation into a 30-year-old sexual assault cold case, highlighting the work of investigators who revisited the evidence. The segment is part of NBC News' commitment to fact-based reporting and in-depth storytelling.