America's first lady has a background that includes attending car races with her family. A new initiative combines this interest with support for young adults. Details of the initiative are to be announced at the White House.

This event marks a public appearance by the first lady, who has been keeping a low profile. The announcement is scheduled ahead of a major racing event.

Further information about the initiative and the first lady's involvement is available from the source, including the parties involved and the nature of the announcement.