(CNN) — Israel carried out several strikes on Gaza Sunday after saying its troops came under fire from militants in a “blatant” violation of the ceasefire, the first major test of the US-brokered truce.

An Israeli military official said Hamas attacked Israeli forces in Rafah with rocket-propelled grenades and sniper fire, prompting Israel to carry out strikes in the area.

Hamas fired towards Israeli forces beyond the Yellow Line - the line behind which Israeli troops have withdrawn according to the ceasefire deal - in three separate incidents Sunday, according to another military official.

One source familiar with the incident in Rafah said Israeli forces had suffered casualties. The incident occurred behind the Yellow Line.

Hospitals and witnesses reported at least eight people wer

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