The Latest: At least 4 dead in crashes on icy Oklahoma roads

OKLAHOMA CITY (AP) — The Latest on a winter storm that has dumped ice and snow on the southern Plains (all times local):
12:30 p.m.
Authorities say at least four people have died and a police officer has been injured in collisions on treacherous roads as a winter storm moves through Oklahoma and Texas.
The Oklahoma Highway Patrol says a Pittsburg County man died Wednesday evening when his pickup veered out of control on a sleet-slickened road and was struck by a tractor-trailer rig.
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