Hezbollah has fired rockets at Israel in response to Israeli airstrikes on Hezbollah targets, escalating tensions between the two sides. The militant group has declared an "open-ended battle" with Israel, indicating a prolonged period of conflict.

Here are some key points from the article:

1. **Rocket attacks**: Hezbollah launched several rockets towards Israel's northern city of Avivim on Sunday, according to Israeli media reports.
2. **Israeli airstrikes**: The Israeli military had carried out airstrikes on Hezbollah targets in Lebanon earlier, reportedly killing several fighters and damaging infrastructure.
3. **Escalation**: Hezbollah's response indicates a significant escalation of the conflict between the two sides.
4. **Open-ended battle declaration**: Hezbollah's leader or spokesperson has declared an "open-ended battle" with Israel, suggesting that the group is prepared for a prolonged period of conflict.

It is essential to note that this situation is developing and may be subject to change as more information becomes available. The article does not provide specific details on casualties, damage, or other aspects related to the rocket attacks or Israeli airstrikes.

As the situation continues to unfold, it's crucial to stay updated with reliable sources for accurate and timely information.