Rohingya Muslims in Myanmar were killed by security forces , Buddhists , rights group says . U.N. official warns of alarming level of violence and calls for an investigation . Government says reports of killings are false but confirms clashes with police . He said there are so many security forces now looking for the missing police officer that violence between Muslims and Buddhists is no longer possible . Comment:
Rohingya Muslims in Myanmar were killed by security forces , Buddhists , rights group says . U.N. official warns of alarming level of violence and calls for an investigation . Government says reports of killings are false but confirms clashes with police . Comment: