PHOTOS: Crowds gather for 'Bloody Sunday' anniversary in Selma
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AP Photo/Gerald Herbert
A large crowd forms near a stage where President Barack Obama will speak and then take a symbolic walk across the Edmund Pettus Bridge on March 7, 2015, in Selma, Ala.
SELMA, Ala. -- Crowds gather on March 7, 2015, before a speech by President Obama marking the 50th anniversary "Bloody Sunday," a civil rights march in which protestors were beaten, trampled and tear-gassed by police at the Edmund Pettus Bridge, in Selma, Ala.