What's Clinton's position on Citizens United?
One key litmus test she'll apply when naming SCOTUS justices is a willingness to overturn Citizens. This was discussed very early in the year.
https://www.washingtonpost.com/news...ominees-a-pledge-to-overturn-citizens-united/
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And for all of this talk about realism: no one with a 'D' behind their name is going to have a cooperative Republican Congress. This election is all about court appointees until redistricting makes retaking the House a realistic prospect.