Complex sentence: Governor Christie most recently endorsed the project in April 2010, however his support for the project was called into question and on October 7,2010, Governor Christie terminated the construction of the tunnel, citing rising costs and a state budget deficit.
Split into simpler sentences: Governor Christie most recently endorsed the project in April 2010, however his support for the project was later called into question. On October 7,2010, Governor Christie terminated the construction of the tunnel, citing rising costs and a state budget deficit.