Amid calls on both the right and left for Sarah Palin to speak out about the Tucson shooting, a comment of sorts has emerged—via Glenn Beck.

Sarah Palin (Photo by Allison Shelley/Getty Images)

On his radio program Monday, the conservative talk-show host told his viewers about an email exchange he had Sunday with the former Alaska governor and potential 2012 presidential candidate, who has faced criticism for a map she posted last year that used cross hairs to identify 20 Democratic lawmakers she wanted to see ousted from office in the November election.

One of the lawmakers singled out on the map was Rep. Gabrielle Giffords, an Arizona Democrat who was severely wounded in the Saturday shooting, which left six dead and 13 others injured.

In his radio program, Mr. Beck recounted how Ms. Palin emailed him to ask how he was doing. He then sent a note back.

“Sarah, as you know, peace is always the answer,” he said he wrote in his email to her. “I know you’re feeling the same heat — if not much more — on this. I want you to know you have my support. But please look into protection for your family. An attempt on you could bring the republic down.”

He then recommends a personal-security company run by a man in Los Angeles. “He is the guy that protects me. They are, bar none, the best. There are nut jobs on all sides.”…