brother's alleged crimes. you may be shocked to hear who police have in custody. another black eye for the irs. new details that officials there may have been targeting conservative groups well before the 2012 election. look at this video. a wall of ice. we'll tell you where it is and how it happened. it's sunday, may 12th, i'm brianna keilar, it's 6:00 on the east coast. thank you for spending your day with us. we begin this morning with breaking news into cnn world exclusive. when ariel castro was arrested, police also arrested his two brothers, showing their faces to the world. in the minds of many, all three men were monsteres, but last thursday police released pedro and onel castro saying neither