Trump, who said he would visit the ravaged island this week, has vowed to pull out all the stops to help the commonwealth recover, and congratulated the efforts of the military and Puerto Rico's first responders.
"There is a disconnect between what the Federal Emergency Management Agency people are saying is happening and what the mayors and the people in the towns know that is happening", Ms Cruz, who has been living in a shelter since her own home was flooded, said on CNN.
Trump says in tweets that the federal government has done "a great job with the nearly impossible situation".
In his discussion Long referred to the hurricane relief efforts in Puerto Rico as "the most logistically challenging event the United States has ever seen", prompting the internet to ask the following question: "R u serious, bro?"
Puerto Rico Gov. Ricardo Rossello has called the destruction to the island unprecedented, though the Republican has praised the USA government's relief efforts.
Graft accused Nawaz set to return as PML-N chief
Besides Nawaz, his children Hussain, Hassan and Maryam, and son-in-law Mohammad Safdar, are also accused of corruption.
The tweets amounted to a biting response to Ms Cruz, who had accused the Trump administration of "killing us with the inefficiency" after Hurricane Maria. "Fantastic job!" he tweeted.
Cruz's comments on Friday were in response to a senior USA official calling the disaster response in Puerto Rico "a good news story".
"I recognize that right now, whether it's the gas line or the ATM line, we're limited", Governor Ricardo Rossello told Reuters in an interview on Saturday at the Puerto Rico Convention Center, the government's temporary headquarters. "Anything else is simply unacceptable and will result in further loss of life", said USCM President Mayor Mitch Landrieu (New Orleans, LA).
"The city of San Juan is a very important city to the U.S. Conference of Mayors". However, many remain desperate for necessities, most urgently water, long after the September 20 hurricane.
She also responded to Trump on Saturday, tweeting photos of Puerto Rico's recovery efforts and writing that her only goal was to save lives.
Maria, the most powerful storm to strike Puerto Rico in almost 90 years, has destroyed roads, making it hard to deliver aid and move the heavy equipment needed to fix damaged infrastructure across the island.