The US military was sending a three-star general to Puerto Rico to help direct the hurricane response. "When you don't have food for a baby, it's not a good news story", Cruz said.
Duke arrived in Puerto Rico on Friday for a previously scheduled trip, joining Governor Ricardo Rossello for an aerial tour of the island.
Trump has repeatedly boasted about the positive reviews he said his administration is getting from Puerto Rico and the U.S. Virgin Islands for its relief effort, even as people in remote towns struggle to find food, water and other basics.
"Well maybe from where she's standing it's a good news story", Mayor Carmen Yulin Cruz told CNN as Mrs Duke was preparing to board a plane for Puerto Rico, a USA island territory. When you are drinking from a creek, it's not a good-news story.
"I have not received any help, and we ran out of food yesterday", said Mari Olivo, a 27-year-old homemaker whose husband was pushing a shopping cart with empty plastic gallon jugs while their two children, nine and seven, each toted a large bucket.
Of the 3,000 containers that Crowley alone had sent to San Juan's port as of Wednesday, only 4% had been dispatched from there, Ayala said.
Most of the roads on the island are still blocked or damaged. Yes, I accept that the people are going to see, at the very end, the last person in the most hardest to reach areas, will receive assistance in a way that is less acceptable than we would like to.
Labor Movement's Worst Nightmare Heads Back to the Supreme Court
Bruce Rauner on Friday vetoed a bill that would prevent local governments from setting up their own "right-to-work" zones. In this case the union collects dues only from members who join voluntarily, and crucially also represents only members.
Financing the rebuilding of the island is set to be complicated after Puerto Rico filed the largest-ever US local government bankruptcy in May, weighed down by $72 billion in debt. "They don't have so many things they need, and that makes me really sad", she said, starting to cry.
"With Marc Antony, we are spearheading additional relief efforts and organizing the Latino community of artists and athletes to rush the relief that our brothers and sisters in Mexico, Puerto Rico, and the Caribbean desperately need", the Bronx-diva added.
The U.S. Federal Aviation Administration reported that San Juan handled about 100 arrivals and departures on Monday, including military and relief efforts. "We want to do it through organizations to make if more orderly and more effective".
Colonel James DeLapp, the Army Corps of Engineers commander for Puerto Rico, told CNN that rebuilding the island's crippled power grid was a massive undertaking.
She too was relieved to get out - her family had no fuel, no power and was having trouble buying food. A spokesperson for Rosselló told CNN only 20 percent of drivers have gone back to work since the hurricane.
Mr Trump tweeted later: "FEMA & First Responders are doing a GREAT job in Puerto Rico".