Kenyan double; sport ROUND-UP.
Paula Radcliffe delivered back-to-back world titles in 2001 and 2002 but the Great Britain team no longer contains athletes of her calibre, and those that earned places in the team for the trip to Poland could not make a major impact yesterday.
Ireland's Fionnuala Britton was the highest-placed European finisher in either race, taking 14th in the women's event in a time of 25 minutes and eight seconds.
Chebet came home first in 24mins 24secs, three seconds in front of Ethiopian Hiwot Ayalew.
Nineteen-year-old Korir finished in 32:45 with a six-second cushion from Ethiopian Immane Merga.