Mumford & Sons' 'Babel' tops U.S. album chart LOS ANGELES, Feb. 20 (UPI) -- Mumford & Sons' "Babel" is No. 1 on the U.S. album chart for a fourth non-consecutive week, Billboard.com reported Wednesday. 2 on the Billboard 200 is the "2013 Grammy Nominees" compilation CD, followed by Bruno Mars' "Unorthodox Jukebox" at No. 3, Taylor Swift's "Red" at No. 4 and Josh Groban's "All That Echoes" at No. Rounding out the top tier are The Lumineers' self-titled album at No. 6, fun.'s "Some Nights" at No. 7, the "Now 45" compilation CD at No. 8, Andrea Bocelli's "Passione" at No. 9 and Maroon 5's "Overexposed" at No.