Air attacks reported in northern Strip after fourth straight day of cross-border launches; Defense Ministry says it is taking punitive action after 'repeated terror attacks'

Police sappers called to defuse devices apparently flown over the border from the Palestinian territory

Attack on 'terror targets' in Strip follows several launches into Israeli territory on Friday, sending thousands running for shelter, causing light damage to homes

IDF says it is investigating the report; TV says one projectile intercepted by Iron Dome system; earlier in day, 3 mortars fired into Israel

Multiple sites targeted in southern Palestinian enclave; earlier, explosive device resembling RPG found near Sde Boker

Device, which resembles RPG, is discovered by security staff at local education center, defused by police

IDF soldiers defuse booby-trapped ball discovered Thursday in open area near the border; another suspicious device found in the area Friday

Thursday alert came as military braced for Palestinian terror groups' attempts to disrupt World Holocaust Forum in Jerusalem

Defense Ministry, Rafael complete round of tests for upgraded version of air defense system, which they say has shot down over 2,400 projectiles to date

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