The White House says it is “outraged” by an Israeli airstrike in Gaza that killed seven aid workers and demanded clarity on how the military operation unfolded. “We were outraged to learn of an [Israel Defense Forces] strike that killed a number of civilian humanitarian workers yesterday from the World Central Kitchen,” national security spokesman John Kirby said. He said the White House expects Israel to quickly carry out an in-depth investigation. “We hope that those findings will be made public and that there is appropriate accountability.” Kirby continued: “More than 200 aid workers have b…