Twitter names ex-Google executive Kordestani chairman

By Abhirup Roy and Yasmeen Abutaleb BENGALURU/SAN FRANCISCO (Reuters) - Twitter Inc appointed former Google Inc executive Omid Kordestani as its executive chairman, the latest step in the company's turnaround efforts under Jack Dorsey, who last week was named permanent CEO. Kordestani's extensive sales experience could prove a good counterpoint to Twitter co-founder Dorsey's product knowledge and vision, analysts said. "It's rare you get to be at a company with an amazing business that's also tr