A deadly E. coli outbreak linked to slivered onions on McDonald's Quarter Pounder burgers has sickened 104 people in 14 states, federal health officials said in an update on Wednesday.

The number of illnesses in the E. coli outbreak linked to McDonald’s Quarter Pounders has risen to 104, up from 90 at last count, health officials said in an update Wednesday. To date, 34 people ...

The result was learned on Dec. 20 as the E. coli test takes 18 hours to process. The Army said this sample was taken at the water well source before the water chlorination treatment station.

McDonald’s shares plunged as much as 6% Wednesday after an outbreak of E. coli that sickened almost 50 people and killed one was linked to the Golden Arches’ famous Quarter Pounder hamburgers.

The E. coli strain found within Melanie, O157:H7, was the same strain found in contaminated iceberg lettuce from Taylor Farms California that sickened at least 69 people from 10 states.

TOLEDO, Ohio (WTVG) - Elevated levels of E. coli were detected in two Toledo creeks, a city spokesperson said, resulting in a public health advisory. It stems from a sewer overflow issue.