The Latest: US agents shoot tear gas at migrants

TIJUANA, Mexico (AP) — The Latest on the migrant caravan pushing toward the U.S. border (all times local):
12:30 p.m.
Migrants approaching the U.S. border from Mexico have been enveloped with tear gas after a few tried to breach the fence separating the two countries.
U.S. agents shot the gas, according to an Associated Press reporter on the scene. Children were screaming and coughing in the mayhem.
On the U.S. side of the fence, shoppers streamed in and out of an outlet mall.
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12:15 p.