Republicans featured homeless veterans. They went silent when police killed one.

MILWAUKEE — As delegates gathered for the second day of the Republican National Convention under the theme of “Make America Safe Once Again,” prominent speakers made the plight of American military veterans a recurring theme.

“They give illegal immigrants free hotel rooms while homeless veterans sleep on the streets,” Sen. Tim Scott (R-SC) said during his speech on Monday night. “Disgusting.”

But on Tuesday afternoon, in a park about a mile west of the Fiserv Forum, where Republicans have gathered for their convention...