According to one aspect, a method includes obtaining, at a client included in a push-to-talk (PTT) system, a plurality of talk bursts including at least a first talk burst and a second talk burst, the first talk burst being associated with a first source included in the PTT system, the second talk burst being associated with a second source included in the PTT system, wherein the plurality of talk bursts are obtained at approximately a first time. The method also includes identifying the first source as a source of interest and determining, after identifying the first source as the source of interest, an identity of the first source. Finally, the method includes processing the first talk burst as having a priority over the second talk burst.