Gary Barnett’s Extell buys another building on West 58th Street’s Piano Row, mayoral hopefuls have a slumber party in East Harlem NYCHA complex … and more

1. Gary Barnett’s Extell buys another building on West 58th Street’s Piano Row [NYT]
2. Mayoral hopefuls have a slumber party in NYCHA complex in East Harlem [DNAinfo]
3. Fifteen cities where house flippers are raking in the moolah [Business Insider]
4. Staten Island residents tussle with yacht club over waterfront rights [NYP]
5. Kips Bay convent building sells for $2.6 million [DNAinfo]
6. Take a peek at just how hot it was last week in NYC: INFOGRAPHIC [Atlantic Cities]
7. Two of the city’s largest hospitals merge to form Mount Sinai Health System [Crain’s]
8. Cities, not suburbs, are lifeblood of growth, says SHoP’s Vishaan Chakraborti: OPINION [Crain’s]
9. Mayoral candidates should be discussing the Triboro Rx transit project: OPINION [Atlantic Cities]