Some of the men shouted to reporters that they were hungry or wanted to brush their teeth. The Texas facility had no shower until Thursday, a federal agent said.
Maine Democrat Zak Ringelstein tried to deliver water, toys and books to children housed in a Texas detention center.
Once the first lady was spotted boarding a plane with an insensitive message on her clothes, a meme quickly took flight.
That shelter, however, houses few kids separated from their parents.
Customs and Border Protection pictures show immigrants, including children, held in chain-link cages.
"Fox & Friends" host Steve Doocy said cages holding immigrant children are not the same as "walls built from chain-link fences."
He "was a wolf in priest's clothing," the prosecutor said.
Pulitzer Prize-winning journalist and immigration activist Jose Antonio Vargas was detained Tuesday by border patrol agents
One of the largest sources of campaign contributions to Senate Democrats during this year's health care debate is a physician