Amir Khan pounded out a wide unanimous decision over Devon Alexander on Saturday night in the welterweight main event at MGM Grand in Las Vegas. The fight was televised by Showtime.

There were no knockdowns. But Khan won by scores of 118-110, 119-109 and 120-108.

Khan out-worked Alexander the whole way, landing more punches and crisper punches.

Khan, 28, of England, is a former junior welterweight champion. He is now 30-3.

St. Louis’ Alexander, a former junior welterweight and welterweight champion, is 26-3.