A Mexican governor and her senator husband are killed on Monday in a helicopter crash near the city of Puebla in central Mexico, the government said, just days after she had taken office following a bitterly contested election.

A top US senator, Democrat Bob Menendez, is charged with 14 counts of corruption.

Senator Ted Cruz will declare on Monday that he will run for president in 2016, making him the first major hopeful to formally enter the race