Sprint (S), citing a focus on closing its deal with Softbank (SFTBF), is unlikely to make a counteroffer to T-Mobile U.S.A.'s (DTEGY) bid for MetroPCS (PCS), according to a Reuters report that cites three people familiar with the matter. The report notes that Sprint, though remaining interested in U.S. consolidation, does not want to complicate the ongoing regulatory review of its $20.1B deal with Softbank.
Yahoo Inc's board has approved a deal to buy blogging and social networking site Tumblr for $1.1 billion in cash, …

