Trump attacks Brazil to weaken BRICS. Lula pushes back: We don't want US 'emperor' or 'world police'

The White House imposed 50% tariffs on Brazil and declared it a threat to US "national security". Donald Trump is blatantly meddling in internal Brazilian affairs, trying to undermine left-wing President Lula da Silva and help far-right former leader Jair Bolsonaro. The USA's attacks also aim to divide BRICS and discourage more countries from joining. Political economist Ben Norton explains how the US empire is attacking the Global South's multipolar project.