Gunfire and explosions have been reported, with the city of Niamey being the location where these sounds were heard. The nature of the incident is not specified in the initial information.

Further details about the situation can be found through theafricareport.com, which has reported on the gunfire and explosions.

The report from theafricareport.com indicates that Niamey is the city where the gunfire and explosions were heard, but does not provide additional context or information about the cause or outcome of the incident.