Father and son take a tour of Baltimore after schools were closed on Tuesday. Courtesy of Edward Buck Jr. hide caption

About one-third of black and Hispanic teens say they're online just about all the time, compared with about 1 in 5 whites, a new study says. 27 Studios/Getty Images hide caption

King Felipe VI of Spain attends the Congress of Deputies for the proclamation as King of Spain to the Spanish Parliament on June 19. Pool/Getty Images hide caption

American actor Groucho Marx, with his trademark mustache, glasses and cigar. We can't be sure that this cigar was Cuban. John Kobal Foundation/Getty Images hide caption

Simin Behbahani during an August 2007 news conference in Tehran. Behrouz Mehri/AFP/Getty Images hide caption

Helen and Abol Ghassem's marriage photo, New York City, 1927. Laleh Bakhtiar/Helen of Tus hide caption

In every home, the haftseen table is decorated with seven items – since seven is considered a lucky number. Each item begins with the letter sin (s) in Persian, and each item is a symbol of spring and renewal. Azita Mehran/Turmeric & Saffron hide caption

Roben Farzad and his mother in their 1978 visa photo Courtesy of Roben Farzad hide caption

An Iranian woman walks past posters of presidential candidate Hasan Rowhani, a former top nuclear negotiator, next to his campaign headquarters, in Tehran, Iran, on June 1. Many Iranian women are concerned about the erosion of their opportunities. Vahid Salemi/AP hide caption

WDET staff members and Tell Me More producers help host Michel Martin prepare for her broadcast from Detroit. Matt Elliott/WDET hide caption