open letters in a sentence

Examples

1. Halley responded with his own open letter today to Couvreux.
2. An open letter to Indianapolis Motor Speedway President Tony George:
3. Putin wrote in an open letter to the Russian people.
4. The Journal issued an open letter asking for his freedom.
5. Archbishop Abiodun Adetiloye said in an open letter released to the press.
6. Public Administration Minister Anthony Barbier said in an open letter.
7. The Fonet independent news agency published the petition as an open letter.
8. In a front-page " Open Letter to Chavalit"
9. Milosevic issued an open letter to top Serbian officials on the vote.
10. The warning was sent in an open letter to the Security Council.