An online video featuring Richard 'Dick' Costolo, chief executive... News PhotoCEO,Computer,Finance,Horizontal,Initial Public Offering,Internet,Laptop,Neat,North America,Online Messaging,Photograph,Social Networking,Technology,The Americas,Twitter,USA,Washington DC,Wireless TechnologyPhotographer Collection: Bloomberg 2013 BloombergAn online video featuring Richard 'Dick' Costolo, chief executive officer of Twitter Inc., on the website is seen on a laptop computer arranged for a photograph in Washington, D.C., U.S., on Monday, Oct. 28, 2013. Twitter Inc., which embarks on its road show to investors today, will make the case to potential investors in its initial public offering that it needs to keep spending to grow, and profit will come once it can reap the benefits of those investments. Photographer: Andrew Harrer/Bloomberg via Getty Images