K-pop rookie group Cortis has entered the Billboard 200 at No. 3 with its latest album, "GreenGreen," marking the highest chart position of its career. The act's second EP earned 87,000 album-equivalent units in the latest tracking week, including 81,500 in album sales, Billboard said Sunday in a chart preview for this week. The five-member group also secured its first top-10 entry on the main US albums chart with the album. It previously entered the chart one time with its debut EP, "Color Outs