Need to Know News: Protesters rally as Merkel visits austerity-hit Greece; North Korea says it has missiles that can reach the United States

Each day, we here at "Piers Morgan Tonight" put together the news you need to know – from what happened last night to what will happen today.

For October 9, 2012 – Greeks protest over austerity as German Chancellor flies in, North Korea says it has missiles that can reach the United States and Danny DeVito, Rhea Perlman separate...

• Greeks protest over austerity as German Chancellor flies in: "Tens of thousands of people gathered in Athens Tuesday to protest a visit by German Chancellor Angela Merkel, who is viewed by many Greeks as being behind their country's suffering."

• North Korea says it has missiles that can reach the United States: "North Korea said Tuesday its missiles can reach the U.S. mainland - days after South Korea announced a deal with the United States to extend its missile range."

• Jerry Sandusky proclaims his innocence ahead of sentencing: "Convicted pedophile Jerry Sandusky may face up to life in prison when he is sentenced Tuesday morning for sexually abusing 10 boys over a 15-year period."

• Sales of Japanese cars plummet in China: "Japan's largest automakers said Tuesday that sales in China entered a nose-dive last month, yet another sign that trade between the two countries has faltered amid a territorial dispute over a set of islands."

• Danny DeVito, Rhea Perlman separate: "Another Hollywood couple is splitting up, but thus far are keeping quiet as to the cause. Danny DeVito, 67, and actress Rhea Perlman, 64, have separated, DeVito's rep confirms to CNN. The actor pair aren't going to a release a statement."
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