Explainer-U.S. yield curve inverts again: What is it telling us?

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ISHARES 20+ YEAR TREASURY BOND ETF (NASDAQ: TLT) Delayed: 79.32 -0.1 (0.13%)
Previous Close $79.42    52 Week High $143.62 
Open $79.37    52 Week Low $118.66 
Day High $79.46    P/E N/A 
Day Low $78.83    EPS $0.00 
Volume 62,511,530