Singer LaMonte McLemore has died. He was a founding member of the 5th Dimension, a vocal group whose smooth pop and soul sounds with a touch of psychedelia brought them big hits in the 1960s and '70s. McLemore died Tuesday at age 90 at his home in Las Vegas, surrounded by his family, his representative Jeremy Westby said in a statement. He died of natural causes after having a stroke. The 5th Dimension had broad crossover success and won six Grammy Awards including record of the year twice, Up...