His speech captivated members with lulls and crescendos, as Jones challenged individual members in front of the group.

The 48-hour event challenged members of the hacker community to develop new software to solve space-themed tasks for NASA.

Disregarding counsels of caution, he had challenged members of Parliament to put their case to an electoral test.

In 2005, Noland challenged incumbent members of the Elgin City Council for one of three seats.

He controlled procedural questions strictly, challenging dissident members to appeal his decisions, something no-one was able to do throughout his term.

The appointed or retained defense attorney may challenge both the military judge and members of the panel for cause.

Users can practice against members of their own House, but they can only challenge members of other Houses.

His syndicated column for the New York Daily News frequently challenges prominent members of the African American community.

It is even possible to challenge other members of the project on the Internet through the Handspring.

Contestants can challenge other members directly above them in the total-point ranking to a Showdown.