Don't forgot the schedule of events for the T&F World Champs on the iaaf.org is in local (Dague, Korea) time. Check what the time difference between your local time and Korean local time. We don't want you missing any of your favorite races. Usain Bolt's first race is on Saturday, 21:45 Korean local time.
Time difference examples:
US - Eastern Standard Time: -13 hours
US - Pacific Standard Time: -16 hours
UK: -8 hours
Europe: -7 hours
Find it in your local time: http://www.timeanddate.com/worldclock/