Determination of the day of the week ISO 8601. The day designated with 7 may also be counted as "0", by applying the arithmetic modulo 7, which calculates the remainder of a number after division by 7. Thus, the number 7 is treated as 0, 8 as 1, 9 as 2, 18 as 4 and so on. If Sunday is counted as day 1, then 7 days later (i.e. day 8) is also a Sunday, and day 18 is the same as day 4, which is a Wednesday since this falls three days after Sunday. The basic approach of nearly all of the methods to calculate the
ABC Person of the Week "genuine heroes" who nonetheless "are forgotten" when the broadcast ends. NBC's feature is lesser known, described as "not unlike" the ABC feature. Craig Barto in USA Today described the segment as "A favorite World News Tonight feature of mine was Jennings' "Person of the Week" — a Friday segment that highlighted a person who accomplished something special. What I liked most about the feature is how it often captured everyday, Average Joes." When completing her 2009-2014 stint as the ABC News presenter, Diane Sawyer "got nostalgic" about the persons and events covered in the segment. David Muir, who replaced her,