Boeing-Embraer deal hits roadblock as deadline nears -sources

PARIS/SAO PAULO (Reuters) - A $4.2 billion (3.41 billion pounds) deal for Boeing to buy the civil jetmaking arm of Brazil's Embraer has hit a roadblock over implementation, leaving its fate uncertain unless a breakthrough can be found quickly, people familiar with the talks said.The companies have been in discussions to assess whether various contractual conditions have been met for the tie-up, including the way a new venture 80%-owned by Boeing would be set up and funded, and have the rest of..