Royal Challengers Bangalore beat Kolkata Knight Riders by eight wickets in the IPL league match played in Bangalore today.Royal Challengers made Kolkata Knight Riders bat first after winning the toss and restricted them to 154 for 8 in the stipulated 20 overs. They crossed Kolkata Knight Riders score in 17.3 overs.Brief Scores: Royal Challengers Bangalore: 158 for 2