'They are angry:' Pandemic and economic collapse slam Trump across Rust Belt - POLITICO

Coronavirus infections and unemployment filings are spiraling in parts of the industrial Midwest where Donald Trump cleaned up in 2016.
https://www.politico.com/news/2020/05/14/coronavirus-economic-collapse-rust-belt-trump-259657

GOP strategist says Rust Belt voters are ‘hardening’ their opposition to ‘insane fool’ Donald Trump - Raw Story

As President Donald Trump travels to Council Bluffs, Iowa to shore up his political support ahead of his 2020 re-election campaign, a top Republican strategist explained why his political problems may lie to the east. ....
https://www.rawstory.com/2019/06/gop-strategist-says-rust-belt-voters-are-hardening-their-opposition-to-insane-fool-donald-trump/

Russia Targeted 3 Key Rust Belt States with Fake News in '16 Election | Alternet

That unlikely trifecta of states that gave Donald Trump the presidency may not have been coincidental after all.....
https://www.alternet.org/media/russia-rust-belt-pro-trump-fake-news-targeted-michigan-and-wisconsin