Lawrence Krauss email about travel changes and vague concerns over student contacts

The passage contains a routine personal email from a university professor discussing travel plans and a vague, unspecified concern about outreach to students. It mentions no concrete allegations, fina Email from Lawrence Krauss (ASU professor) to an individual named Jeffrey. Mentions cancelling a flight to Chile and rerouting to Portland. References a “letter” that is described as “very scary” and