Possible Clues:

• It may be read before a punishment
• Olympic diplomacy avoiding this being read?
• Babysitter's reading, at times
• What a rabble-rouser might be read
• It's read to a misbehaving child
• Vigorous reprimand
• It's "read" during a reprimand
• Olympic city with diplomatic approach that's read as a severe warning
• Babysitter's reading material?
• Fun play's something to read