No answer to my question but you ask your own? IMO you're wilfully avoiding the point about the appropriateness of sexualised imagery in general, but nonetheless I'll answer your question: from the original source.

http://bluesky.chicagotribune.com/chi-techweek-chicago-contr...

"Gather with us as we celebrate the launch of our charity initiative with Urban Alliance, the only year long employment program for under resourced high school seniors in Chicago." Excuse any transcription error.