WASHINGTON — President Joe Biden ignited Republican fury Tuesday night when he weighed in on racist jokes at Donald Trump’s Madison Square Garden rally Sunday.

At the event, comedian Tony Hinchcliffe called Puerto Rico “a floating island of garbage.” He also made crude, offensive and racist comments about Latinos and Black people.

On Tuesday, during a video call for Latino voter outreach, Biden defended the Puerto Rican community and appeared to criticize either Trump supporters or…