Photos: Photos: Koreans blocked from the North Kaesong: A North-South bridge – A South Korean soldier stands on a road linked to North Korea at a military checkpoint in Paju on Wednesday, April 3. North Korea has asked for talks to reopen the industrial complex, which is an important symbol of cooperation between the two countries. Hide Caption 1 of 10

Photos: Photos: Koreans blocked from the North Koreans blocked from the North – South Korean soldiers walk down the empty road after trucks were denied access to the Kaesong joint industrial park in North Korea in April as tensions flared. Hide Caption 2 of 10

Photos: Photos: Koreans blocked from the North South Koreans blocked from the North – South Korean trucks turn back after they were banned from entering Kaesong in April. Hide Caption 3 of 10

Photos: Photos: Koreans blocked from the North South Koreans blocked from the North – An officer directs a South Korean car that was denied access at a military checkpoint in Paju. Hide Caption 4 of 10

Photos: Photos: Koreans blocked from the North South Koreans blocked from the North – A South Korean military vehicle leads cars arriving from the Kaesong joint industrial park to Paju. Hide Caption 5 of 10

Photos: Photos: Koreans blocked from the North South Koreans blocked from the North – South Koreans stand in front of an information desk at the Inter-Korean Transit Office in Paju after being blocked from North Korea in April. Hide Caption 6 of 10

Photos: Photos: Koreans blocked from the North South Koreans blocked from the North – South Korean trucks turn back. Hide Caption 7 of 10

Photos: Photos: Koreans blocked from the North South Koreans blocked from the North – A truck drives back toward Paju. Hide Caption 8 of 10

Photos: Photos: Koreans blocked from the North South Koreans blocked from the North – Reporters gather in front of customs at the Inter-Korean Transit Office in Paju in April. Hide Caption 9 of 10