The violent and vulgar rhetoric at Donald Trump’s Madison Square Garden rally Sunday has prompted finger-pointing within the former president’s inner circle and deep concern that his message was once again eclipsed by controversy.

Of the nearly 30 speakers who recently warmed up the crowd for Donald Trump at Madison Square Garden, one has gotten most of the attention — comedian Tony Hinchcliffe.

Comedian Tony Hinchcliffe, one of the openers for former President Donald Trump at his Madison Square Garden rally on Sunday, referred to Puerto Rico as “a floating island of garbage,” a joke that drew immediate criticism from Democrats and several Republicans—and led Trump’s campaign to distance itself.