Twenty years after being tried and convicted of murdering a woman named Louise Cicelsky, Renay Lynch is asking for a new round of DNA testing — but prosecutors are unwilling to reopen the case, even though she claims the results will free her. The Takeaway has that story, plus a look at some of the best and worst infrastructure plans around the world; the end of a dramatic corruption trial in the Charm City; how to fight sexism at the Olympic Games; and the powerful significance of The Obamas' official portrait.