Create a world clock
1 Tap Start > Clock.
2 On the World Clock tab, tap New.
3 Tap 
to open a list of cities.
Tap Name or Time to sort the list by name or timezone.
4 Tap a city.
5 Tap Done.
6 Tap Set as Home Clock to reset the time zone (if necessary).
7 Tap Done.
Use the stopwatch
1 Tap Start > Clock.
2 On the Stop watch tab, tap Start.
3 Tap Lap to record lap times.
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