On July 27, 2007, two AS-350 AStar helicopters from television stations KNXV-TV and KTVK collided in mid-air over Phoenix, Arizona, while covering a police pursuit. On board the two aircraft were four people in total – pilot Craig Smith and photographer Rick Krolak from KNXV-TV, and pilot Scott Bowerbank and photographer Jim Cox from KTVK – all of whom were killed, …

Arizona Proposition 203, also known as English for the Children, is a ballot initiative that was passed by 63% of Arizona voters on November 7, 2000.It limited the type of instruction available to English language learner (ELL) students. Before Proposition 203, schools were free in terms of ELL instruction to use bilingual or immersion methods.

Class-responsibility-collaboration (CRC) cards are a brainstorming tool used in the design of object-oriented software. They were originally proposed by Ward Cunningham and Kent Beck as a teaching tool but are also popular among expert designers and recommended by extreme programming practitioners. Author Martin Fowler has written that CRC cards may be a sensible …