The golden channel.

Collisions that left exactly four electrons or muons, sorted by their combined mass, m_4ℓ. Each falling dot is one collision.

dataZZ* (sim)other (sim)Higgs (expected)– – background from data

–events at 120–130 GeV

–background expected there

–significance, statistics only

–where the peak sits

Two photons said 124.75 GeV.
Four leptons say 124.55 .

Same particle, within the uncertainties.