As a result, the Detroit region is entering a generational transition not of highway construction but of continuing, disruptive and expensive repairs and rebuilding.
The generational transition can be a dangerous time for family businesses.
Lisa Miller in Newsweek reported that, before the political controversy erupted, "Trinity was already in the throes of a difficult generational transition."
Now the Arab world is passing through a generational transition, with new leaders in Jordan, Morocco and Syria.
Frequently the question is one of generational transitions, the time when families decide whether to take outsiders into the business.
Mr. Lowery's retirement signals a generational transition for the organization and, by extension, for the civil rights movement as a whole.
North Korea remains such a closed society that the only clear consequence is a hastening of the generational transition to younger leaders.
Macartney scored 126 and Bradman 98 in a match viewed as a generational transition in Australian batting.
Fewer Mainlanders In a sign of the generational transition under way in Taiwan, less than 22 percent of the new legislators are originally from the Chinese mainland.
Mr. Clinton's disclosure of marijuana use underscores a generational transition in this year's election.