The speaker of the U.S. House of Representatives, Nancy Pelosi, said Sunday that the United States deplores recent attacks by Azerbaijan and called for a negotiated solution to the countries' conflict. Pelsoi's visit to the Armenian capital, Yerevan, with a congressional delegation came just a few days days after two days of shelling by both sides that killed more than 200 troops. It was the largest outbreak of hostilities in more than two years. The two ex-Soviet countries have been locked in a decades-old conflict over Nagorno-Karabakh, which is part of Azerbaijan but was long under the control of ethnic...