"My World 2.0" second biggest album so far in 2010

Country trio Lady Antebellum tops the midyear tally of album sales. The group's “Need You Now” is the year's biggest-selling album so far with 2.4 million, according to Nielsen SoundScan figures through the week ended July 4.

Justin Bieber's “My World 2.0” is in second place with sales of 1.4 million, and Sade's “Soldier of Love” is third with a little over 1.2 million. Lady Gaga's “The Fame”