Taylor Swift, Sam Smith win top Billboard Music awards

(Reuters) - Taylor Swift dominated the 2015 Billboard Music Awards on Sunday, winning eight awards including top artist, while British soul singer Sam Smith took the honours for top male artist and new artist. Swift, 25, one of the top-selling musical acts in the United States last year, also picked up awards for top female artist, top Billboard 200 artist and album and top hot 100 artist, among others. Swift, whose video of her latest single "Bad Blood" premiered at the awards, also t