According to this being reported now, no explosives found.
https://x.com/MarioNawfal/status/1836417767454441653
Mario Nawfal
@MarioNawfal
🚨“SUSPICIOUS OCCURRENCE” NEAR TRUMP RALLY | NO EXPLOSIVES FOUND
Nassau Police responded to a suspicious event near Trump’s Long Island rally site.
Despite online reports, no explosives were discovered.
The rally, set for 7 p.m., comes just days after an assassination attempt on Trump in Florida.
Source: Newsweek
“a blue barrel was removed”
What is that statement referring to?