Multiple Shootings Sunday Morning At Sikh Temple in Oak Creek, Wisconsin
According to the Milwaukee Journal Sentinel:
[T]he man started shooting after he walked up to a priest who was standing outside, and shot him.
Then he went inside and started shooting.
Breaking: one officer and one suspect have also been shot.
This is a developing story and there are still a lot of unknowns. The Journal Sentinel link above will likely be a good source of information as it becomes available.