尼亚加拉三天内发生两起珠宝店抢劫案，突显了打砸抢犯罪的激增。 Two jewelry store heists in Niagara within three days highlight a spike in smash-and-grab crimes.

在尼亚加拉,三天内又发生了第二次抢掠和抢夺珠宝的事件,引起安全关切。 In Niagara, a second smash-and-grab jewelry heist occurred within three days, raising security concerns. 被盗物品和嫌疑人的细节仍然不清楚,但地方当局正在调查这两起事件。 The details of the stolen items and the suspects remain unclear, but local authorities are investigating both incidents. 这些抢劫案突出显示该地区此类犯罪最近激增。 These heists highlight a recent spike in such crimes in the area.