Graeme McDonnell 
Anderson Silva vs Chael Sonnen II has been moved from UFC 147 in Brazil to UFC 148 in Las Vegas.
The UFC 147 in Brazil event hit some snags earlier in the week due to a conflict with the UN convention as well as security and stadium problems.
The announcement will be made at the UFC: Silva vs Sonnen Pre-fight press conference at 11am ET/4pm GMT today.
UFC 147 is to take place on 7th July at the MGM Grand Garden Arena.
The UFC Fan Expo is scheduled to coincide with UFC 147 in Las Vegas, Nevada.
The unconfirmed card so far is as follows
Anderson Silva (c) vs Chael Sonnen
Dominick Cruz (c) vs Urijah Faber
Tito Ortiz vs. Forrest Griffin
Rich Franklin vs. Cung Le
Michael Bisping vs. Tim Boetsch
Demian Maia vs. Dong Hyun Kim
Renan Barão vs. Ivan Menjivar
Melvin Guillard vs. Fabrício Camões
Constantinos Philippou vs. Riki Fukuda
Gleison Tibau vs. Khabib Nurmagomedov
