SEOUL, South Korea (AP) — North Korea’s attempt to put the country’s first spy satellite into space failed Wednesday in a setback to leader Kim Jong Un’s push to boost his military capabilities as tensions with the United States and South Korea rise. After an unusually quick admission of failure, North Korea vowed to conduct a second launch after learning what went wrong with its rocket liftoff. It suggests Kim remains determined to expand his weapons arsenal and apply more pressure on Washington and Seoul while diplomacy is stalled. South Korea and Japan briefly urged residents to take shelter after…