Longtime Post investigative reporter Sari Horwitz was suspended for three months for plagiarizing Arizona Republic stories about the Tucson shootings. She says: “Under the pressure of tight deadlines, I did something I have never done in my entire career. I used another newspaper’s work as if it were my own. It was wrong. It was inexcusable.” || Arizona Republic: Horwitz sent a personal apology to Republic news senior veep Randy Lovely and several Republic reporters.