Different types of Blockchain available in Market these are Public Blockchain, Private Blockchain, and Consortium Blockchain. There are various Blockchain components that are available in the market like Ledger, Smart Contract, Consensus Network, Membership, Events, System Management, Wallet, System Integration.
John McCain and Al Sharpton. When John McCain ran for president in 2008, some commentary focused on the age gulf between him and Barack Obama. So McCain's announcement Tuesday that he will seek a sixth term in the Senate in November suggests that he must be near the upper end of the age range of Senate. Which he is. But, if McCain, who is now 78, is reelected, he probably won't even be one of the three oldest senators in the 115th Congress, much less history.
The current Junior U.S. Senator from Florida is Republican Marco Rubio. He was sworn into the Office of U.S. Senator on January 3rd, 2011. Marco Rubio is 44 years old and serving his first elected term as U.S. Senator. Marco Rubio is eligible for re-election in 2016, but has announced he will not run.