The 2012 national meetings of two Baptist groups offer access via web streaming. The Southern Baptist Convention, meeting June 19-20 in New Orleans can be viewed here. The Cooperative Baptist Fellowship's General Assembly meets June 20-23 in Ft. Worth and can be viewed here.
Both meetings have general information and access to meeting updates online:
Cooperative Baptist Fellowship General Assembly – "Infinitely More"
Southern Baptist Convention Annual Meeting – "Jesus to the Neighborhoods and the Nations"