Trump's $403 million war chest is finally being spent on the midterms. Now comes the hard part
Democratic Senate candidates entered summer with a cash edge, while Trump-linked groups now pour money into increasingly crowded and costly ad markets.

TL;DR
- Make America Great Again Inc., a super PAC linked to Donald Trump, has started spending its $403 million war chest.
- Republican candidates have faced a significant cash disadvantage compared to their Democratic opponents in key Senate races.
- Experts believe the late timing of the spending may reduce its overall effectiveness, despite the large sum of money.
- Advertising costs are increasing, and prime ad slots have already been reserved by other political groups.
- The effectiveness of the spending will depend on how well it targets persuadable voters and mobilizes supporters.