Key developments on North Korea this week

SEOUL, May 7 (Yonhap) -- The following are key developments regarding North Korea this week.

------
April 30 -- New U.S. policy seeks 'practical' diplomacy with N.K. for complete denuclearization: Psaki
May 2 -- N. Korea says Biden 'made big blunder,' warns of 'worse crisis beyond control'

-- N.K. leader's sister warns S. Korea of consequence for failing to stop propaganda leaflets

-- U.S. policy not aimed at hostility, but reducing tension with N. Korea: Sullivan

3 -- Blinken urges N. Korea to engage, saying U.S. seeks practical progress

4 -- N. Korea continues to build up chemical, biological weapons: Pentagon official

5 -- Washington Post reports U.S. again reaches out to N. Korea but to no avail
(END)