Bin Laden's truce offer immediately became a topic of discussion on the Islamist Web sites.
Recently I was at an event when the tragedy became a topic of conversation.
The game against Stanford became a topic of conversation less than a half-hour after Tuesday's game.
When regulation of fantasy football became a topic of conversation at the last Republican debate in October, Christie spoke up.
Industry debt became a topic of discussion in the labor negotiations between owners and players Monday evening.
Ms. Jones was among a number of female athletes whose appearance became a topic of discussion during these Games.
Still, it was a long time before Mr. Vreeland's famous grandmother became a topic of much conversation.
The pedant gave way to the polemicist, the Critick to the critic-reviewer, and culture became a topic of public discussion and dissension.
In Belgrade, the continuing absence of the leader of the Serbian Renewal Movement, Vuk Draskovic, became a topic of increased discussion.
The Motor-Car Touring Sociexcursionsrsions to Tucedo Park, Belmont Park, Lenox, and Mrs. Stuyvesant Fish's house at Garrison, soon became a topic of upper-class dinner conversation.
As more technology companies began sprouting up around residential neighborhoods in San Jose, Mountain View and other towns, the potential environmental effects became a topic of public discussion.
