Investigation underway into NYC explosion that injured 29

 NEW YORK (AP) — An explosion rocked a crowded Manhattan neighborhood and injured 29 people, and a suspicious device discovered blocks away was safely removed early Sunday. Mayor Bill de Blasio ruled out any terror connections but called the blast an “intentional act.”
“Tonight, New York City experienced a very bad incident,” de Blasio said. “We have no credible and specific threat at this moment.”
De Blasio tried to calm any fears among nervous New