If I said I'll meet you Friday at midnight or I'll meet you Friday night at midnight you (and most people) would probably interpret both times as the midnight that follows Friday noon. However, there are cases where the first sentence really means the midnight at the start of Friday.
Saint John Paul II - Children's Encyclopedia (Ages 8-11) John Paul II was a pope of the Roman Catholic Church. The popes are the leaders of the church. John Paul II was the first non-Italian pope in 455 years. He served in the role from 1978 to 2005.
Mark is the same person that accompanied the apostle Paul during some of his missions and was referred to as John Mark (Acts 12:12, 25; 15:77-41). John Mark is the same person who is the author of the gospel of Mark even though it could actually be called the gospel of Peter.