In this task, you are given a piece of an article. Your task is to generate a short summary of the text. Try to give the summary in just one sentence.
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Question: Facebook, on Thursday, agreed to buy mobile messaging service WhatsApp for $19 billion, making it the company's largest acquisition.

Answer: Facebook agreed to buy WhatsApp for $ 19 billion.

Question: While his team took the practice field here at St. John Fisher College, rookie quarterback EJ Manuel was having a ''minor procedure'' performed on his left knee back in Buffalo.

Answer: Invensys, has acquired InduSoft.

Question: France-based video site Dailymotion has opened a new Japanese office to tap in on local advertising growth.

Answer:
Dailymotion has opened a Japanese office.