World News Roundup: Turbulent Times Across the Globe

The global landscape witnesses significant developments: New Orleans faces a truck attack, Montenegro experiences a mass shooting with at least 10 casualties, and Israel's defense chief quits parliament. Simultaneously, China's year hits record warmth, Romania and Bulgaria join Schengen, and the Russian gas era in Europe concludes.

World events continue to unfold with significant impact as New Orleans experiences a tragic truck attack, resulting in multiple fatalities and injuries. The attack, possibly involving more than one individual, has left the city reeling in its wake. Meanwhile, authorities scramble to enhance security measures.

Across the Atlantic, Montenegro is confronted with one of its deadliest mass shootings, claiming at least ten lives. The town of Cetinje finds itself at the center of this devastating incident, carried out by a lone gunman now on the run. Law enforcement agencies are on high alert, seeking to bring the perpetrator to justice.

In a separate development, geopolitical shifts are evident as Romania and Bulgaria abolish land border controls to join the EU's Schengen zone, enhancing the movement for their citizens and creating new avenues for trade in the region. This transition marks a significant stride for both nations within the European Union framework.

(With inputs from agencies.)