@CNN: Former first lady Michelle Obama’s “Becoming” has had the longest run at No. 1 on Amazon’s list of best-selling books since “Fifty Shades of Grey” came out in 2012 https://t.co/vy8vxHwfgr https://t.co/2PT2lksWYZ

@CNN: Former first lady Michelle Obama’s “Becoming” has had the longest run at No. 1 on Amazon’s list of best-selling books since “Fifty Shades of Grey” came out in 2012 https://t.co/vy8vxHwfgr https://t.co/2PT2lksWYZ